Dora are used which allow for bonus points if you incorporate certain tiles in your hand. 2. In addition to scoring changes, the rules of rīchi (ready hand) and dora (bonus tiles) are unique highlights of this variant. - Multiplayer and singleplayer modes. 2 x 1. seven bamboo is dora if six bamboo is the dora indicator. This probably came about because Osamu and Fukuchi-senseiread each other’s. The third tile from the end of the dead wall is turn face up. For those who are looking for more advanced techniques in Japanese Mahjong can identify yaku (scoring combinations) or utilize Dora (bonus tiles) to. Here’s a list of commonly used English terms that differ from the Japanese equivalent to some extent. The rules of riichi mahjong are quite complicated. This article is an abridged guide for beginners. I can't believe he actually unironically made a guide to Doman Mahjong. ｷﾀ――― (ﾟ∀ﾟ)―――― !!North, south, east, and west winds. Dealing. The game of Japanese mahjong is played with a set of 136 tiles. The dead wall is 11 stacks long. Play full screen. That makes this pattern referred to as the "pair wait". A red five… – Replaces a regular five in each suit – Acts as a free doraSingle-suit Yaku. A game consisting of an East and South round. Would settle for the pants on head bizarreness of american mahjong but I feel its changing yaku list would confuse folks in other modes as to what legal yaku normally are in riichi mahjong lol Gotta say though that DORA DORA DORA mode where you start with several dora flipped at game start. With the "Red Dora" rule turned on, you can use special red tiles to add extra points to scores. 主要的理據是基於下到手牌. Note: In Japanese modern mahjong two rounds (han-chan「半莊」) are commonly played. . There are other ways to defend in Japanese Mahjong as well. Japanese mahjong (Japanese: 麻雀, 麻将 or マ ; mājan), also known as Mahjong riichi, is a variant of of the ancient Chinese game of mahjong. 1 Table notes. Also, there is an option to turn off the 2 han minimum to declare Riichi - so it just makes it easier for you (and the AI) to get a winning hand. The ura dora indicator tiles are used starting from the fifth kan, in this case, no ura dora is available. And also you have to press X on xbox controller to trigger riichi. If you tsumo you don't get to flip the dora. Mahjong School has three ways to help you learn Japanese Mahjong. You will need to use this option in order to be able to start playing Mahjong at Okinawa and again whenever your points supply drops below the 25,000 required to enter a game. Doramatagi: ドラまたぎ: a wait that surrounds the dora. Just one dora and adequate fu may bump the hand already into mangan. 2 Mahjong hand 9. The added han value to dora tiles warrants extra attention. I've played in a lot of Japanese mahjong parlors in a lot of regions such as Tokyo, Osaka, Kyoto, Nagoya, Sapporo, Fukuoka, and in each area I've made to visit as much parlors as possible within my budget. We will introduce you to each type one by one in the following classes. Search Toggle menu. Japanese Mahjong is a standardized form of mahjong in Japan and South Korea, and is also found prevalently in video games. While there are specific Riichi Mahjong sets, Chinese and American sets can be used, removing the unnecessary tiles. It doesn't show in his tiles at the end but the score does count it. This release marks a huge internal restructuring of the UI components and the enabling of "markingMode: none". The set of tiles consists of three regular suits (character, bamboo, circle) and two special suits (so-called honor tiles: dragons and winds). Most of these tiles can be used as the dora indicator. While the basic rules to the game are retained, the variation features a unique set of rules such as rīchi and the use of dora. g. At the end the results are displayed, even if there are no valid yaku. Every kind of tile can become a dora tile. ago. Enjoy DORA Mahjong!The Dora indicator – the physical tile that determines the value of the tile that is dora. The total is thus 58 han 130 fu . Three self-drawn consecutive tiles of the same suit, used as one of the four tile groups in a regular hand. With the "Kuitan" rule active, you can go out on an open hand of simples. There are thus only two of these tiles. First of all, calls for kan reveal extra kan dora. TOUHOU Gensou Mahjong (japanese text only but I want this BAD in english. Try to keep that and use it in your hand if you get it. The low hand values kinda go along with this -- play tends toward attempts for minimal losses and medium wins rather than big wins. Section 1: It Really Is That Simple. Damaten applied to a standalone baiman hand. Japanese Mahjong, especially called Riichi Mahjong (リーチ・マージャン）, is a very specific remake from Japan of the traditional Chinese Mahjong. Chiitoitsu + Chanta = Chiitoitsu + Honroutou. Online hand calculator for the Japanese variant of Mahjong. Riichi mahjong is a Japanese variant of the ancient Chinese game of mahjong. 8 The deal 8 3 Game play 9 3. Japanese mahjong features a very complex scoring system. The redHe does! It's 3 players so the Kita can be called for an extra Yaku, the Nukidora. - Multiplayer and singleplayer modes. 31, 2020). Dora (ドラ) are bonus tiles that add han value to a winning hand. They must then choose a tile to discard: either the new tile or one of the tiles in their hand. - Learn how to play: Tutorials and game instructions for new players. Dora is classified into 4 types, being: Open Dora, Kan Dora, Ura Dora, and Red Five. Vortex268 4 years ago #1. The rule is called nuki dora, which means "pull out" dora. The wall will be 17 tiles in length. If the hand contains no honor tiles, then the chinitsu yaku is counted instead. Language links are at the top of the page across from the title. Full East-South game. Each yaku has an assigned han value which is used for scoring. In addition, eleven additional patterns are classed as yakuman. 3. The dead wall and dora. But first, we have to discuss another unique aspect of riichi mahjong, dora. 2× ton: This makes nan a double dora, giving us 8 more han worth of dora. Pin (筒子, pinzu ,) or Circle tiles are the tiles with the red and blue circles. com (Thanks to Ola S, who shared the link on the Mah-Jongg Q&A Bulletin Board in December 2019) Japanese riichi/dora majan for Android phones: search the store for "R Mahjong". Red fives are red-colored five tiles, behaving just like regular five tiles but worth bonus points (dora). The same wind order applies to dora. Here you may see my mail: From: <> Sent: 08 January 2018 To: Mahjong Club Support Subject: 3 Player Riichi Mahjong Sanma Rules Hi there! I read your rulebook of the 3 player riichi variant (sanma)(webpage), and I have some questions regarding the rules. If the dora indicator is a suit tile, the dora is the next tile in the same suit, e. whl; Algorithm Hash digest; SHA256:. Japanese Riichi Mahjong for all skill levels. Counting fu (符) 4. Kan「カン」 is a special tile call in the game. A valid Mahjong hand generally consists of 14 tiles: 4 sets and a pair, where the sets can be sequences in the same suit or triplets. In case. Easy. Here is a list of hands that score points in Japanese Mahjong. There must always be 14 tiles in the dead wall, so any removed because of kans must be replaced by going backwards further in the wall. 2/15. robots or real people. What is Dora in mahjong? Dora 「ドラ」 is a feature to the game, where possession of specific tiles instantly grants the hand 1 han. The rules and conditions makes Japanese mahjong much more fun and competitive imo. 2. In 2006, Nintendo re-released the game with an added online mode, under the name of Wi-Fi Taiō Yakuman DS. Every kind of tile can become a dora tile. Key elements of this article are incomplete. mahjong, for example. Dora is a property that tiles may possess that increase a hand's value by simply having them. Finally, Japanese Mahjong uses Dora tiles. One word: Always. New. In Riichi it is Haku (White) - Hatsu (Green) - Chun (Red). Now, in riichi mahjong the dora indicator is called an "indicator" because it is not the dora itself. Play Japan Mahjong online for free. This page was last edited on 8 July 2014, at 04:58. The extra tiles are four red five dora tiles: one for manzu and souzu, and two for pinzu. 0 EA and also happen to be a Mahjong addict. Japanese (Riichi) Mahjong. Japanese (Riichi) Mahjong. The rest are used for kan. which is just the tile underneath the dora tile on the table. There are two forms of dora which may optionally be used in three-player mahjong. As a person who has played Japanese Mahjong for years (despite never being that good at it really), having the Dora indicator actually show the dora completely throws a wrench into my thought processes because I constantly have to. Every. Players get 13 tiles each. For example, if the. Ankan. The patterns are also worth more fan's (doubles). Lastly, the 2-han minimum rule requires that winning hands be worth at least 2-han. People recognize the game when they hear it, or when they see the tiles, but it is very hard to find a person who actually plays unless they are Chinese or Japanese. This is in contrast to some of the top mahjong AI projects today, which are run by. A hand having no yaku may not win, even if it has multiple dora. Karaten 「カラテン」, or empty tenpai, is a state where a tenpai hand does not have the ability to win. Riichi Mahjong is a Japanese version of Mahjong, a 4-player board game initially originated in China. This tile indicates which tile is dora. Also, there is an option to turn off the 2 han minimum to declare Riichi - so it just makes it easier for you (and the AI) to get a winning hand. Reply replyNote: In Japanese modern mahjong two rounds (han-chan「半莊」) are commonly played. 2. Players begin with 13 tiles and draw a new tile each turn. a. I feel like the standard dora are enough to add interest, and the red dora can often push an already great scoring hand just over the edge into the absurd. Hong Kong Mahjong is simpler and easier to. Like the Saki games for vita there are character powers to abuse to break rules. Dora (ドラ) or Kan Dora (カンドラ) or Under Dora (裏ドラ, ura dora, alternate dora, hidden dora) o One or more tiles that increase the amount of han in your hand. Hence, if you have one copy of 9 sou with no other neighbouring tiles, you will need to draw a neighbouring tile (7, 8 or 9. For Japanese mahjong, 136 out of 144 tiles are used. Similarly, if I can use Dora in a run and Reach, there are the two hand points made up for again already. It features various Super Mario characters. If you see a 9, then the 1 of the same suit is dora. 七対子; Chiitoitsu in Japanese WikipediaWikipedia> Japanese mahjong. 7 The dora indicator Count three tiles into the dead wall from the original break in the wall, and turn the top tile over to determine the dora indicator. Damaten. The last 14 tiles are set aside as the dead wall. In addition, tile discards are specifically arranged in front of each player by discard order, to take discarded. Mahjong is a game in which four players gather tiles and race to complete a winning hand. The notable exception are the red dora, which appear as individual reds in their own right. Mahjong Tiles. Therefore the dora tiles also occur in pairs. Kita is Japanese word for North. A blend of cute, appealing anime girls with multiplayer online Japanese Mahjong. This is not the case. However, possession of dora are not considered as yaku, even though they provide han. In Japanese mahjong, you need to have a yaku (a special scoring element, which could be a tile pattern or a special way of going out) worth at least one fan minimum (iihan shibari) before you are permitted to declare a win. Dora is the flavor of riichi mahjong, and Red Fives are added to encourage offense. Optional Rules. Two pei on ura dora bring the hand to riichi toitoi sanankou dabuton dora 8 aka 1 ura 6, for a total of 22 han. In order to win any hand in this game, a player requires at least one yaku. Regular meetups are held at the Starbucks at Streets of Woodfield on a weekly basis. It's either 4666m with 45m wait or 6668 with 78m wait. Uradora 「裏ドラ」, or underneath dora applies. All tiles shown in the discards, dora indicator(s), and even one's own hand. Damaten: closed hand tenpai without calling riichi, especially effective in 4:30 area. Dora are tiles that are worth 1 han each, just by having them in your hand. There are also plenty of anime and manga based on the popular game. Riichi bets go to the next closest player to the discarder. Then, if a valid hand is found it loops through a list of yaku to see if the hand matches any. However, just because dora are worth han does not mean that they are a yaku. season or joker tiles, which are not used in riichi mahjong. barticle 5 years ago #8 In this video-game footage simulating a modern auto-dealer table you can see the full wall, the Dora indicator flipped (0'09"), quad indicator flipped (2'35") and Ura Dora indicators revealed (3'00"). Also pung is called pon. Wanpai 「王牌」 are the tiles used to form the dead wall. Get it by Tuesday, August 15. Japanese mahjong rules has 34 tile types and four of each type. If it doesn't break up any blocks or otherwise screw up your waits, this should always be an option to consider. Every mahjong hand session has 14 tiles, or 7 double-stacked tiles, set aside from the regular tile draw and discard processes. - Multiple AIs with different play. Also, applying the Red Dora in the rules makes you have additional hans for every Red 5s you have in your hand, also there is a Dora tile in each match revealed in the middle (actually, the tile revealed in the middle is the tile just before the Dora bonus one in the sequence), boosted by further Dora tiles in case of. It takes the hand composition into consideration in terms of tile groups, wait patterns and/or win method. This sort of family gift would be equivalent of your Granpa buying the family a complimentary Bottle of Jack Daniels with a Poker set. While luck is an element of the game, strategy is required to minimize the effects of luck. As in it shows a 9-man and thus the dora is a 1-man. Riichi is the one that is the most versatile, but can only be manually declared when you are 1 tile away from winning and have not stolen previously in that game. If it's 6 of bamboo, then 7 is dora. 05 STARTING A GAME Y88b d88P "Y88888 888 "Y88888 "Y8888 o Okinawa "Y8888P 8 o Tokyo 10 SCORE CALCULATION o Mahjong Menu o Points and Minipoints 06 MAHJONG TILES o Limits o The Set o Draws and Honba o Dots o Uma o Bamboo 11 CONTROLS o Characters 12 DISPLAY o Winds o The Table o Dragons o. Doramatagi: ドラまたぎ: a wait that surrounds the dora. Ari-ari 「アリ アリ」 is generally the most commonly accepted ruleset pertaining to Japanese mahjong. To understand pinfu, players must understand the nature of fu, or mini-points. The total is thus 58 han 130 fu . This is not the case. With the "Kuitan" rule active, you can go out on an open hand of simples. Buy 100,000 pts (this looks like "10Mt") 2. in learning Chinese Mahjong, I would recommend either Hong Kong Mahjong or Chinese Official Mahjong. Application of these rules are at the discretion of all involved. The first dora indicator will be the top tile of the fifth stack, so you'll have a total of 8 tiles that you can draw from the dead wall from Kans and Kitas. Hashes for pymahjong-1. It's not always North, sometimes it's man tiles, sometimes it's the flower tiles. Yet, unlike poker hands, yaku are worth specific "han values"; and various yaku may be combined together into one hand. What does Dora mean in mahjong? Dora (ドラ) are bonus tiles that add han value to a winning hand. I'll attempt a quick run-down, though it'll be a little all over the place since I'm a tad sleep-deprived. Or define…Kan has some special rules applied to it. Japanese Mahjong, especially called Riichi Mahjong is a very specific remake from Japan of the traditional Chinese Mahjong. TL;DR get 1 pair, 4 runs of 3 numbers (in sequence, same type), press SQUARE when you are one tile away, declare riichi and wait for TSUMO or RON to pop up, or you lose the hand. Jikaze. 1. Various rules have been introduced, and the familiar Japanese rules! Come true Real online mahjong beyond the game. Also, Yakuman direct hit gave you 30 chips, and tsumo 20. Chinese mahjong is less strict with hand requirements leading to faster hand. Discard tiles that are in your discard pile. - Learn how to play: Tutorials and game instructions for new players. At the end the results are displayed, even if there are no valid yaku. This FAQ just covers Riichi/Japanese mahjong because it's by far the predominant variant that's discussed on this sub, and because my knowledge of other variants is pretty limited other than playing them once or twice. Search for:. The cheapest prize is the Lacquered Plate which costs 1000 points and the most expensive is the Gold Plate which costs 100,000. 3-player mahjong = 3p. Fun, but. . However, hands still require at least one yaku in order to score, regardless of the number of dora in the hand. If you just need to win a game, it's pretty easy, you need: - 4 sets of 3 tiles (3 identical tiles or 3 tiles in a row, like 3-4-5) - 1 set of 2 tiles (2 identical tiles). It is a tabletop game that is played by four players, with each player having a hand which they must try and complete to win points. If you see a 9, then the 1 of the same suit is dora. With the "Red Dora" rule turned on, you can use special red tiles to add extra points to scores. For a wind, it's the next wind in sequence East - South - West - North - East. A single open call invalidates the yaku, even if the pattern exists within the hand. "I play Japanese Riichi/Dora Majan, and I need to know how to play with just 3 players. Tiles are then dealt accordingly to each player. They fit certain patterns based on the numbers or types of tiles included, as well as the relative value of the tiles. And if it happens to be Dora, then it adds too! OH of course. By rule, East is always the dealer, while South is to. 3K h. The dead wall is still 7 tiles long, 2 tiles high, but the dora indicator is flipped on the 5th tile to accommodate Kita. Japanese riichi/dora majan for mobile: mahjongsoul. 1/15. It features modern Japanese Mahjong rules (with riichi and dora) and various characters from the Mario video game series. Riichi mahjong’s popularity. So generally, keep your hand closed, chase after high value yaku and dora tiles, and pray to the mahjong gods for good luck. However, a handful of mahjong hands can be formed with four complete groups, while needing to finish the pair. D. 1 Phases of the game 9 3. Japanese mahjong has a potentially interesting balance of luck elements like dora and strategic ones -- furiten to facilitate defensive play, scoring patterns that encourage closed hands, etc. A Dora retains the exact same behavior during the game as it would otherwise. Location: Lullaby Mahjong (Kamurocho), Citron Mahjong (Yokohama), Vista Mahjong (Yokohama) Completion: Win a hand by declaring ron or tsumo 10 times at each of the three locations. Against advanced players you may be. Come in, you say you’d like to play, they take your bags and coat, they ask what rate you’d like (Tenpin, Tengo, etc). Aug 26, 2011 — 3 min read. Japanese Mahjong (Japanese: ⿇雀, ⿇将 or マージャン; mājan), also known as Rīchi Mahjong, is a variation of mahjong. By rule, East is always the dealer, while South is to. 「本場」. 2023/11/13. In Doman mahjong, players race to complete a winning hand of 14 tiles, with points awarded for speed and difficulty of the hand. Japanese Mahjong (Japanese: ⿇雀, ⿇将 or マージャン; mājan), also known as Rīchi Mahjong, is a variation of mahjong. It's similar to the American version of Mahjong Solitaire; the only difference is that it doesn't include the joker tiles or the Charleston. Other winds are okay, in this case East or North. ประวัติศาสตร์. This post was originally published on 2019-07-14 and was refreshed and updated with current information. Kikuni Masahiko no Jantoushi Dora Ou. Stuff like "All Simples" or "Riichi" or "Dora" all add han to your total, and I can help describe those if you need assistance there. Win after declaring riichi To make a declaration: (The hand must be closed and in tenpai. 2. TheShirou97 • 1 yr. For those that love Riichi but don't have a set with red fives, a bit of red nail polish to put a dot on some fives will do the trick. - "Blessing of Heaven": strictly speaking, the dealer already starts with 14 tiles, so you cannot define. Japanese Mah-jongg for Nintendo Switch - Nintendo Official Site. Yes, the dora tiles are from the same stock of tiles as the ones in play, so a revealed tile means one fewer of that tile available to be drawn. playing a half-game, while possible, is hard to score 50,000. It is a variant of chiitoitsu (seven pairs). Fortunately there are a number of strategies that you can use to find safe tiles and identify which are more or less safe than others. The complete rulebook for. This stat doesn't affect your games in any way. Guides And Tutorials. Aside from online, the live game is played on a square table, with the mahjong tiles places onto a mahjong mat. Sometimes, they are referred to as word tiles or characters, although the latter term should be avoided because it can also be used for the manzu. What that means is that the dora tile, the one worth extra, is the next one in the sequence. Dora ・ The on-screen dora indicator shows the tiles that award dora bonuses (unlike some variations where the tiles that receive the bonus are the next in sequence from the tile used as the indicator). Every kind of tile can become a dora tile. #15. Japanese Riichi Mahjong for all skill levels. 8. 4. Tokio Mahjong is a Mahjong Solitaire game which celebrates the Edo period of Japanese history. What does Furiten mean in mahjong? In Japan, the females sometimes use "diamond 3s" in addition to red 5s just to add more dora into the mix. Japanese mahjong has a potentially interesting balance of luck elements like dora and strategic ones -- furiten to facilitate defensive play, scoring patterns that encourage closed hands, etc. furitenRight now in Japanese mahjong, Half Flushes and Full Flushes are called “somete” (dyed hand). Traditional Japanese mahjong game with lovely ACG characters, and all kinds of anime memes. Japanese mahjong, yaku is a specific combination of tiles that increases the value of the players hand. Nearly every mahjong hand has a value in terms of han and fu, the two scoring factors. Welcome to Japanese Mahjong – play online in full screen, no time limit. While appearing as a four-of-a-kind, the tiles used to form kantsu actually function as a three-of-a. 9 x 0. The instant a discarded tile is declined for a claim, then it goes out of play and remains in the discard pile until the next hand. Generally, when aka dora are included, a 5 from each suit will be replaced with. All face-up Dora tiles in. The han and fu are plugged into an equation to derive the value of the hand. ประวัติศาสตร์. thanks!Wow nice one OPAnyone understand Japanese Mahjong? Eab1990 10 years ago #11. One set is played with the other is set aside for Stage B. Toitoi + Mentsumo = Suuankou. Japanese mahjong stuff is available at The site was formerly known as "Hirohurl. In mahjong, a "han" is basically a scoring element. For example, reach tanyao dora 1 reddora 1 uradora 1 would be worth 2 chips. Lastly, the 2-han minimum rule requires that winning hands be worth at least 2-han. - Learn how to play: Tutorials and game instructions for new players. basic mahjong knowledge involves learning the yaku, but it is not expected of new. As for the other sources of dora, such as the kandora and uradora, some organizations would omit them. Red Dora Tiles. Archaic. Winning in the turn you declared riichi gives 1 han. Startup times after initial startup are <2 seconds. Red Dora Tiles. For me, I would go for a Japanese set as you can play a lot of the Chinese variants without flowers. Hanchan. Winning players always get one Riichi stick back. -If the red 5 is chii'd or pon'd then its dora will always count (as it's part of your hand). This is my second time attempting to platinum a yakuza game after being encouraged. If the dora indicator is a suit tile, the dora is the next tile in the same suit, e. . There are tournaments and rule sets without red 5 and also no open all simples and a lot of players don't like that as it tends to be rather slow and hard to win, as every hand is closed and there is no action. Japanese Mahjong uses riichi and dora rules. Players draw and discard tiles of different suits and values to build valid Mahjong hands. The red fives are sometimes used to replace normal fives, so that each suit has one red five and three normal fives. Some of these house rules are more common and used in almost every game other than tournaments (ura-dora, ippatsu), while some are less common and used by fewer people (wareme, arisu). Anjun. Japanese mahjong 「麻雀、 麻将、 or マージャン」 is the Japanese varation to the 4-player table card game of mahjong, whose objective can be best described as a combination of gin rummy and poker. Dead wall showing 2-pin as the dora indicator. Western Classical Mah Jong. 8 The deal 8 3 Game play 9 3. It is as close and yet far from Chinese Mahjong as Shôgi (Japanese Chess) can be the same and yet different from original Chess. Red Dora Tiles. Discarded tiles gives players another source of tiles for hand completion, other than the regular wall. 3-6 wait is a “saburo”. You can also set various conditions, such as DORA and self-draw. The second element of the game is also present in some Chinese variants, but it’s more strictly enforced in Japanese Mahjong since many hands can’t be opened or their value is greatly diminished when they are. N -> E -> S -> W -> N, etc. How is Japanese mahjong different? tldr: Japanese mahjong has stricter hand requirements that devalue open hands. Mahjong strategy. ContentsNever Eat Sour Watermelon -> North, East, South, West. -You win a hand with riichi and you hit ura dora (1 shugi for each ura dora tile in your hand). The Dora indicator – the physical tile that determines the value of the tile that is dora. The pair is just that, two copies of the same tile. Riichi mahjong is a Japanese variant of the game that is exciting and sometimes unpredictable with the addition of extra Dora tiles. Japanese or Riichi Mahjong is a specific variant of the traditional Chinese Mahjong game. This was quite a fun exercise, I must say. See Dora main article. Agari: A specific variant to tsuuiisou is possible and can be considered as a separate yakuman, daichiishin 「大七星」, which means "Big Seven Stars". Contents. This tile indicates which tile is dora. Jihai. a tile from the end of the live wall is added to the dead wall. A Usual Day at a Parlor. Japanese tile sets often include red fives. When one appears as a dora indicator, the dora tile is the next in this sequence, with chun pointing back to haku. This is Hard Part #2 of The Hard Stuff About Mahjong. - Configurable rule sets: Play with official JPML, EMA, or WRC rules. At that price the game is probably worth it just for Mahjong alone, considering how deep. If three players call ron on the same discard by the fourth player, the hand is aborted and no player. Sequences can NOT wrap (891 etc). Click for more info and examples: ドラ - dora - dora, special tile that increases the han value of a hand Definition of ドラ - JapanDict: Japanese Dictionary Definition of ドラ. Keep in mind that you need a hand worth at least one Fan (not counting Dora bonuses) to be able to declare Mahjong; you. 626. Japanese Mahjong Set: Making use of the "Riichi" scoring rules and the "Dora" tiles, this mahjong set throws more elements of luck and uncertainty into the mix for an exciting game! 144 Large Size Riichi Tiles: Each white tile is cleanly contrasted against a yellow backside and measures 1. Some house rules apply red dora to any of the other tiles as well. Waiting on a dora tile This point may be subjective.