We are considering trying to set up a “feature table” for each round, or at least live-streaming the final table, but we will have to see once we determine capacity and the situation at the venue. One website in particular really clarified a lot of things about riichi mahjong for me (the in-game tutorial is mostly useless). The player calls out rīchi, which warns the other players of the hand's status as being in. Double riichi - Chantaiyao - Sanshoku doujun - Ikkitsuukan - Toitoi - Sanankou - Sanshoku doukou - Sankantsu - Chiitoitsu - Honroutou. You bet 1000 points and freeze you tenpai (ready) hand. Ittsuu – 15-25%. description: This is applied when the player calling riichi wins within 4 tile draws/discards. Auto rotate own hand tiles. Otherwise, the unwanted rinshanpai may be discarded and riichi be called. You know what? 10. ) For now, it handles most hand scoring scenarios under standard rules. Modules [−] Crate toitoi. Concealed kan. also worth noting since the completion for most/all of the games requires you to get a riichi. 1. Dragon tile groups always count for yakuhai. e. ) Nhật Bản hay Mạt chược Riichi (tiếng Anh: Riichi Mahjong) là một biến thể của mạt chược. Vector set of riichi mahjong (majiang) elements (number tiles from 1 to 9 in dots, characters, bamboos; winds: east, south, west, north; dragons: white, green, red; dice, pointers: east, south) Mahjong tile on white background . This is because toitoi typically requires you to call multiple times, and can quite often leave you in a situation with very little defence if someone else declares riichi. Notable people with the name include: Reiichi Ikegami (池上 礼一) (born 1983), Japanese footballer. Marvin's Art Studio. This yaku also requires the hand to be closed. 「暗順」. Double riichi - Chantaiyao - Sanshoku doujun - Ikkitsuukan - Toitoi - Sanankou - Sanshoku doukou - Sankantsu - Chiitoitsu - Honroutou. You have only four blocks and two of them are penchan waits. . Toi toi toi. 5 han on average, due to the chance for ippatsu and ura-dora. To convince consumers, those companies publish audits from third parties which attest the random number generation is up to certain standards. This fish has a broad head and is usually dark grey to brown in colour. It is based on the autobiographical novel Kishiwada shōnen gurentai: Chikemuri junjō-hen written by Riichi Nakaba. 2. So, the possession of dora is best considered as a bonus. The option to call riichi doesnt pop up automatically, if your hand is ready you can press square/X to get the option to pop up and call it. Riichi dora 3 is just as easy to go for as tanyao dora 3 if the tiles in the hand don’t suit tanyao. Yeah I think adding riichi is quintessential. Four self-drawn identical tiles set aside as a kantsu. Value: 1 han; Example: Opponent: , Discarded and claimed riichi Self: , Ron: Trivia: Tsubame Gaeshi is a famous technique of the legendary Japanese swordsman, Kojirou Sasaki. call. koutsu (刻子) "Set" also comes from rummy; a common alternative is "3 of a kind" from poker. Speed. The rules were organized in the Taishō to Shōwa period as the game became popular. . Joined: Jul 15, 2016 Messages: 20 Likes Received: 15,234 Reading List: Link [Game #9253] LysUltima, I got a boo-booToiToi-Verschiebungsbefehl 20 /r/aberbittelaminiert, 2023-06-13, 14:12:14 ToiToi-Verschiebungsbefehl 1 /r/aberbittelaminiert. Really (Hon’itsu) Single type tile and character tile. 2. Ex. @MahjongSoul_EN Just a toitoi tenpai going against dealer riichi with two chance of ura doras??? Nope, I would play it safe (9 bamboo seems safe). 78m checks/s 1557s: 31080 mahjong in 10140m random draws: 0. Kokushi musou 「国士無双」, also simply known as kokushi or in English as thirteen orphans, is one of the standard yakuman hands. 0%. The player with the most points at the end wins. There are three or more pairs of simple tiles between 3 and 7 in your hand (less likely to meld these for toitoi because they are versatile and used by opponents). Readme License. Publication: 2017, Completed. On the other side, Half Flush ( honitsu) stands out as the most common yaku that's worth more than one fan, and indeed it is an excellent yaku: it's fairly easy to build and can be used to salvage an open hand. A tenpai hand with sanankou with toitoi is tenpai for suuankou. But a lot of the specific variant's flavour is lost in the process. This yaku may apply to any closed hand and may be declared upon achieving tenpai. Since you want to keep the list at 5 and since your very first yaku is Toitoi I would remove Chiitoi. Because of this, not all suji tiles are equally safe. You see it far less in higher level play just because it takes a long time to form. Also, I should say, those steps are not mutually exclusive. Archivo de música Toitoi san ankou and chiitoitsu riichi mahjong guide , Toitoi san ankou and chiitoitsu riichi mahjong guide subido hace 5 añospor Light Grunty. Update: I implemented a proper RNG, optimized the program slightly and let it search through 25 billion random draws:. Riichi - Ippatsu - Menzenchin tsumohou - Pinfu - Iipeikou. Toitoi is incompatible with any yaku requiring a sequence, meaning pinfu, iipeikou, ittsu, sanshoku doujun, ryanpeikou, and chankan (since it can only win on a sequence wait). Yakuman 「役満」 are a class of yaku (hand patterns), whose default point value is set at the maximum limit for a single hand pattern. The variant is one of a few styles where discarded tiles are ordered rather than placed in a disorganized. The ron occurs before the riichi stick is played. Yaku - 3 han: Honitsu. If it is closed and a terminal, 2×2×2= 8 fu. If you have 5 pairs, you are one away from tenpai for chiitoitsu. In Yakuza you can check the middle of the table near your name for what wind your seat and the round is for the hand. Toitoi with chanta forms honroutou instead. 立直麻将得点练习器 Topics. Spoiler: move list/last position. Young Thugs: Innocent Blood (岸和田少年愚連隊 血煙り純情篇, Kishiwada shōnen gurentai: Chikemuri junjō-hen) is a 1997 Japanese film directed by Takashi Miike. To make a Riichi declaration after someone else rather than defend. 4% Knocked the baby's head. Sep 21, 2019. Riichi is by itself a valid hand, but if you Pon/Chi you're locked out of it. types: Shared public types. The toitoi is the mirror to the soul. This button displays the currently selected search type. Edit: <-much better picture; must worship moe and tony at the same time Note: this is NOT a real religion, no matter how much I claim it to be. If your heart is disturbed and your mahjong unpure, then your mind rejects the toitoi and the toitoi rejects you. フーロ. (Very WIP. CryptoEast 2-3: Two pairs and a triple, making toitoi a somewhat reasonable ask. Knowing when to push and when to fold is important. Yaku - 1 han. In some instances, it may be considered as a yakuman, mangan, or not used at all. There are several different kinds of hands, and some are worth more than others. 12/05/2023. Yet, unlike poker hands, yaku are worth specific "han values"; and various yaku may be combined together into one hand. His current status and whereabouts are unknown. The variant is one of a few styles where discarded tiles are ordered rather than placed in a disorganized. No matter what, you should always get the proper score for counting pons if you follow these steps. Renhou 「人和」 is an optional yaku. By definition, ippatsu requires a riichi declaration to be in effect, for an additional 1 han. This is a high quality numbered american set that you can perfectly use for riichi. Here’s the list of basic game terms in Japanese, with kanji given whenever possible. He is the banner of your victory. (Toitoi) with Dora, Round / Seat Wind, and/or Dragons. In addition, the cycle must not be interrupted by tile calls. Toitoi vs. The 3 dragon tiles (Red, Green, and White); and the 4 wind tiles (East, South, West, North). leaks or scanlations) are not allowed AT ALL. Value: 1 han. If the hand is only toitoi (usually 2600 points as non-dealer) then the low value often doesn’t justify the slow speed and high risk of opening the hand to call tiles, and. /dist: Build output folder. 1. "Ready hand" is a rarely used English name for this yaku. Riichi Yokomitsu, Dennis Washburn (Translator) 3. Chankan 「搶槓」 is a standard yaku. Mahjong Time is. It is defined by a player declaring ron with a starting hand before drawing their first tile and before any called tile. Thanks go to Sjef Strik, Jenn Barr and Benjamin Boas for great help in shedding light on rule. What you have to keep in mind with calling kan is that it amplifies risk and reward at the same time and you have to assess how much risk you are willing to add to the hand (this is a gambling game at the end of the day). Show wall countConsidering that the lowest hand value in riichi is 1,000 points (1,500 dealer), there is a 192:1 spread. Yaku - 2 han. Chuuren poutou 「九連宝燈」 is a yakuman and a specific instance of chinitsu. Riichi (written: 利一 or 理一) is a masculine Japanese given name. Good for Menzen and with good ryanmens but difficult to. Japanese mahjong (Japanese: 麻雀, Hepburn: Mājan), also known as riichi mahjong, is a variation of mahjong. Numbered sets are usually chinese and/or american. This hand also includes the regular yaku of toitoi and sanankou as well as two or three yakuhai when applicable. Doing so however robs the hand of yakuhai han. 51m checks/s 2281s: 46008 mahjong in 15000m random draws:. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. The declaration of riichi by another player signals that he is in tenpai. It is dependent on the usage of kan, where a player may declare ron while a player calls to upgrade a minkou (triple called via pon) to a shominkan (added kan). 0655 toi toi toi ‼ 歌を歌うのはデーモン閣下 これを聞いたらいいことあるかも⁉おまじないです。#0655#2355#デーモン閣下#NHK#おまじないMahjong is a game that's like a combination of Rummy and Poker. In other words, every pair must be distinct. /public: Static assets that need to be copied during the build. The other smart way to stay close to 1 yaku is to avoid using any discards - which, as someone else said, allows you to Riichi. Know when to call for keiten to avoid noten penalties, especially. Lather rinse repeat. bruhThe other player’s riichi is unlikely to get someone to throw a tile I’m waiting on (either 6 bamboo or red dragon now). So, no point in winning this hand, you decide to wait on the riichi. Modules. 6%. player: score: Hand scoring. Ron off a tile used to upgrade a triplet into a quad gives 1 han. It's usually only advisable if you've got a set of the aforementioned winds or dragons, or if you have another good hand in mind which is still worth 1 yaku. Furo. this incidentially also solves all fu-related issues I could think of, because the fu a set awards is >= the amount of fu a wait can award (probably). Completed Yaku [Double riichi] 79. There’s no yaku (winning hand). Forcibly shooting for it can often mean you're breaking up a sanankou chance, so this. Packages 0. This hand may easily get stuck. set. Naturally, in English terms, this hand can also be noted as a "straight", similar to the poker. There is a futile pair in your hand (other 2 have been discarded). 副露. We meet. Riichi. Nf3 Nf6 4. (call for dragons or go for flushes, with a minimal addition of riichi, menzen tsumo, and seven pairs) If the goal was to make riichi as close to HK style, well, it was a bit of a success. Riichi has the most convoluted scoring system of any mainstream mahjong ruleset combined with an above average number of hands that need to be memorized. Different meanings depending on the kanji used. Plenty of women aged 60+ for example would disagree. It said "no" for tsumo. Then on the other hand, players are punished. You can also add vibrant colors. ”. tsumoban ga nakutemo riichi ツモ番がなくてもリーチ; Riichi on the last tile: haitei riichi 海底リーチ; Concealed quad after riichi: riichi ato no ankan リーチ後の暗槓 On any tile Allows to declare a concealed quad after riichi, even if the drawn tile doesn't match. 1 Pinzu: Cercle versus sapèque. It is possible to fulfill conditions 2 and 3 simultaneously, which awards 2 han. Lorizean Riichi • Additional comment actions. Uru Somezuki (染月 閏, Somezuki Urū) is a character mentioned in AI: THE SOMNIUM FILES - nirvanA Initiative. Definição de toitoi no dicionário inglês com exemplos de uso. See all toitoi's items. Everyone believes in their own respective religion, or none at all, and I respect that. " Toi toi toi " ( English: / ˈtɔɪ ˈtɔɪ ˈtɔɪ /) [1] is an expression used in the performing arts to wish an artist success in an imminent performance. Mahjong is played with 136 tiles. This hand may be open or closed. Let's say all last, your hand is 122334s 456p 5679m with 4s being dora. In fact, this yaku may be scored with a noten hand. 6 stars Watchers. Yakuman 「役満」 are a class of yaku (hand patterns), whose default point value is set at the maximum limit for a single hand pattern. This hand's fu value would be calculated as: base fu. Toi Toi Mobile Toilet is a company that rents high-quality portable toilets for short. <BYE> User disconnect - who Player who disconnected. Explore our cheap porta potty rentals Store to enjoy our portable toilet rental service. Bb5 Nd4 4. Sinônimos . You have to press the square / X button there too. Riichi is worth 1 han, but actually we can usually consider it to be around 1. Sanshoku 8. Those are extremely important fundamental skills and will carry you far. This is especially true for dealer Riichis. Of course, the use of riichi is only advisable on the current state of the game: current point standing, other player riichi calls, potentially. As such, this yaku is only accessible via tsumo. This yaku is composed of tiles in one suit only. Finally, the last group must be a sequence, or toitoi would be scored. There's a lot of them to learn, but some of them you will probably never see for hundreds and thousands of games. shuntsu (順子) "Run" comes from rummy; "Straight" from poker. Only a subclass of yakuman, kazoe yakuman, actually counts the number of han. Just a good, solid, good looking Riichi Mahjong experience, single and multiplayer, on Android, in English. Em outras notícias, quero um set de riichi mahjong. ゲーム、アニメ好き。ゲーム《ラグナド、パズドラ、リヴリー、たまにモンスト》アニメ・マンガ《魔入間、呪術廻戦、ノゲノラ、SPY×FAMILY》Switch《ドラクエビルダーズ2、あつ森、BDSP、桃鉄》Riichi City is a competitive urban-style Anime mahjong game, featuring beginner-friendly mahjong tutorials, Ranked Matches and tournaments crowded with masters! Spice up the experience with our ACG characters voiced by famous CVs, and attractive items and decorations! Set off for Riichi City now! 麻雀一番街 - 本格麻雀ゲー. Epoxy is a class of thermosetting resins and has been widely used as a representative example of structural adhesives. Toitoi 7. Only a subclass of yakuman, kazoe yakuman, actually counts the number of. CC BY-SA 4. Iipeikou 「一盃口」 is a standard yaku involving two identical sequences. With one tile call, the hand needs to win by tsumo; otherwise by ron, only toitoi is counted. Sinônimos e antônimos de toitoi e tradução de toitoi a 25 línguas. The word hentai, it seems, also became the basis of the Japanese slang ecchi (エッチ), which is the Japanese pronunciation of the letter “H. CompatibilityChiniisou. Example: 2 han 110 fu. Yaku - 2 han: Double riichi - Chantaiyao - Sanshoku doujun - Ikkitsuukan - Toitoi - Sanankou - Sanshoku doukou - Sankantsu - Chiitoitsu - Honroutou - Shousangen. toitoi is almost always 40 fu. Learning all of the common/useful yaku will help too (yakuhai, toitoi, riichi, honitsu/chinitsu, sanshoku, pinfu, tanyao). More than twice the number of Han required to score a Kazoe Yakuman. Its rate of occurrence is comparable to that of some yakuman. Show wall count Also vouching for the sextuple Suukantsu (1), Suuankou tanki (2), Daisuushii (2), Tsuuiisou (1). Chiitoitsu requires seven pars, which precludes the triplets for sanshoku doukou. 2 Han: Sankantsu: Three Quads - Requires three quads, which are considered as triplets plus one extra. KyuuAA • Mahjong Wiki • 9 yr. In this situation, I’d try to go for an all simples by dropping the 1 char. Ikkitsuukan – <5%. The latest Tweets from といとい (@toitoi_game). Bc4 Qe7 5. In fact, this yaku may be scored with a noten hand. In particular, riichi can be an easy way to make an utterly rubbish. By Muller On 8 November 2017 In Strategy You may have heard of the toitoi dash – it’s the hot new meta, popularized by zeRo and his new book 0秒思考の麻雀 ( Zero-byou Shikou. Chanta with toitoi or chiitoitsu actually forms honroutou instead of chanta, while chanta with chinitsu is actually junchan instead of chanta. Ikkitsuukan 「一気通貫」, or ittsuu 「一通」 for short, is a yaku, defined as three distinct tile groups containing 123, 456, 789 of one suit. First, we introduce the average value for all Riichi hands. 2. 04% or 1 in 2,464 hands. Though in my opinion kind of irrelevant since I rarely go for toitoi without at least two other han whether they be yakuhai, honitsu, or dora. Bg5 f6. They can be seen in the open but often seek cover. 2 Han: Sankantsu: Three Quads - Requires three quads, which are considered as triplets plus one extra. 20 May 2023 04:07:14LysUltima Riichi! Tsumo! Toitoi! Suuankou!? Joined: Aug 6, 2017 Messages: 2,144 Likes Received: 5,552 Reading List: Link. 2. Allows to declare riichi if you don't have a next draw. Whakatikatikangia ngā aho, ngā pīhuka maha, ngā matau, ngā tāruke, ngā pouraka, ngā kupenga, ngā hīnaki, ngā toitoi, ngā mōunu me ērā katoa (WT 2013:25). AnimeSuki Forum > General > General Chat > Sports & Entertainment: Japanese Mahjong ThreadCalvin Adiputra. Therefore, you should avoid discarding tiles on which the player declaring riichi can declare ron. Mahjong Handle 23 5/6 ⬜⬜ ⬜⬜ ⬜⬜⬜⬜⬜⬜⬜⬜ ⬜⬜⬜⬜⬜⬜⬜⬜⬜ ⬜⬜ ⬜ ⬜ ⬜⬜⬜⬜⬜⬜ had to mash the chiitoi button for this oneCommunity Hub. Collectively, the three groups form a complete single suit straight of 1 through 9. Toi Toi Asia is one of the leading environmental services operators in Asia. The only wait pinfu gains fu involves the 10 fu gained from winning with a closed ron. Japanese mahjong ( Japanese: 麻雀, Hepburn: Mājan), also known as riichi mahjong, is a variation of mahjong. Mainly to keep myself on track, and remember "Oh yeah, this one needs to be closed" or "I can open for that. Ryuuiisou 「緑一色」 is one of the standard yakuman hands. Since mahjong in Japan has pushed towards being able to play speedier games (to increase. For Yakuza, mining open tanyao, yakuhai or even the occasional toitoi will be sufficient. We hope to see you there! All those interested should join the TRO Discord server or send an email to toronto-riichi-open+subscribe@googlegroups. Western Classical Mahjong is the version that was revised from the Chinese classical and was introduced in America. Clear indications of which yaku are closed and open the most direct way: full flush the "easiest" way (but needs a bit of luck): Yakuhai + a set of dora + 1 other han (possibly from red dora, or maybe toitoi) I had one where there was a toitoi hand with one open koutsu. Unlike all other possible hands, this yaku emphasizes the discards, rather than the hand itself. The Japanese characters in Shanghai are initially deterritorialized in that they have left Japan, and the Japanese Empire exercises the. I'm not sure you'd be able to find 36. The 5-man draw places this hand in tenpai with a tile needed to be discarded. On top of that, we also have a guest appearance from Bandung. Riichi strategy. This hand consists of any four tile groups and a pair that consists of only 2, 3, 4, 6, 8 of souzu and/or the green dragon tiles. To quote the articles: In a mahjong hand, you have three factors “speed,” “score” and “defence. 1,278 likes · 7 talking about this. The goal of this project is to create a Mahjong AI for a variant of rules of 4-player Japanese Riichi Mahjong that can beat existing top-tier Mahjong AIs, including NAGA and Suphx, and even top professional human players. RNO is a two-day event with an entry fee and prizes for winners. It is a variant of chiitoitsu (seven pairs). Here they are if you need more info before you can understand this topic:. Toitoi with chanta forms honroutou instead. 1 watching Forks. The biggest problem with open toitoi is that by itself it isn't worth much and it combines very poorly with other yaku. It operates just like ryuukyoku but the point exchange is larger. Kazoe yakuman 「数え役満」 is a special class of yakuman, where hands are composed of regular yaku. You can only call pon/kan on them. Yaku 「役」 are specific hand patterns or conditions needed in order to score a hand. It has several styles of play: European/Chinese Classical; Riichi; Taiwanese; American (shudder); and even my favorite sometimes: Zung Jung. Riichi - Ippatsu - Menzenchin tsumohou - Pinfu - Iipeikou. Upgrading hand values can just occur accidentally, but if you are decisive, any finishing hand is possible. As of 2008, there were around 7. 3. Closed only Yaku - 1 han. Honroutou likewise implies chanta and is thus incompatible. Western Classical Mah Jong. 1. We. 00031 %, 1 in 323981. This earns 192,000 points OR 288,000 for the dealer. By ron. 0 . Conquered The Bad Girl. Riichi Nomi Open. Daichiishin. Nf3 Nc6 3. Pesquisar . Nagashi mangan. Your goal is to try to get the highest point value combination. Dude, I had that same thing happen to me dozens of times at beginner’s table (I think in this game, Y6, LAD, and both Judgments) where they were making crazy combos and getting the win when I just called riichi. All Pon / toitoi – Win with four triplets (or kan) and a pair. do not be a passive player. Auto rotate own hand tiles. true. Suuankou tenpai. Blog. 2 Controversial translation by language. Very slow. Published serially between 1928 and 1931, Shanghai tells the story of a group of Japanese expatriates living in the International Settlement at the time of the May 30th Incident of 1925. Create artwork with different tools, such as pencils, brushes and stamps. While the basic rules to the game are retained, the variation features a unique set of rules such as riichi and the use of dora. In serious competitive play, the maximum is the. Ryankan NEVER Discard these shapes unless you have a new ryanmen to replace them. Japanese mahjong ( Japanese: 麻雀, Hepburn: Mājan), also known as riichi mahjong, is a variation of mahjong. A small native fish has been moved to an urban ecosanctuary in Wellington to help with conservation efforts to restore numbers. No packages published . The only downside is the lack of English support. Or you could just go for toitoi and. Ankan. not 1 han for open-hand ittsu. From the "reach" section in JPML competitive rules: リーチ者は流局の際、 手牌を公開しなければならない。. Toitoi: Club play: 12 Double ton, toitoi, dora 8. Auto rotate discard tiles. In terms of scoring, the number of yakuman in the hand. Hon-/chinitsu are much more common. I then ended up splitting the manuscript into two volumes, one for beginners & intermediate players and. Decent for menzen pinfu, good for tanyao and toitoi. Even if you steal tiles to complete it faster, that hand will always be worth at least Mangan; you need to be very lucky with your tiles though. ”. Anjun. The project structure is a standard Vue. LAPOM Championship 2017; World Riichi Championship 2017; Other. But if you are serious about ranking up and about really learning the game, you need to sit down. Adding to that a San Ankou, a San Kan Tsu, a Riichi, and probably a Toitoi, we're up to 39 Han. The difficulty stems from the need to call kan three times; but. Riichi mahjong (majiang) winning hand - all triplet hand (toitoihou, toitoi) - 2 in bamboos, north, 6 in dots, green dragon, 1 in symbols. Riichi Ippatsu Tsumo Dora Aka | Dealer Mangan Tsumo Again going cold, Abraham waits for their opportunity to strike which finally comes around in South 3 taking second row riichi. by. Moving past that logic, I think it's not higher value because you're probably going to be also getting toitoi with lots of dora potential, albeit risky to do so. do not be a passive player. But you can still play riichi with them just use an indicator on 3 tiles for red dora (or don't use them). Triple Kazoe Yakuman. 1. If the discarded tile was claimed for mahjong the riichi declaration does not count. How to play Japanese Mahjong. Among these three, “speed” is the best. 8%. Suji 2 and 8 are roughly equivalent to nakasuji. One of the basic combinations suitable for beginners. The extra chance for drawing your winning tile is nice. com Chiitoitsu 「七対子」, also known as chiitoi or niconico, is one of the standard yaku hands. The Toronto Riichi Club (TORI) is a club based in Toronto, Canada that aims to promote Japanese mahjong in the Toronto area. 1. The player calls out rīchi, which warns the other players of the hand's status as being in. So, I haven't been playing for long, but I tried to make this little flowchart to kinda clarify for myself how I'm approaching the game and connect the Yaku I could be aiming for with my hand. Toi toi is usually done with an open hand. 8%;Straight – Ittsuu – (1 open, 2 closed) • Hand contains a 1-2-3, 4-5-6, and 7-8-9 sequence in the same suit. Honroutou + Junchan = Chinroutou. You pon and kan but T6 East declares riichi, and for some reason you deal the third most dangerous tile right into them for riichi ippatsu pinfu tanyao triple dora, haneman. Riichi city is pretty much a clone to MahjongSoul and both feature the same basic gameplay, plus/minus some niche game modes. Kazoe yakuman. Pesquisar . There are exactly seven types of honor tiles, which makes this difficult pattern possible but more difficult than the regular tsuuiisou. It's also very rarely 2 han. Kokushi Musou – 0. Ikkitsuukan 「一気通貫」, or ittsuu 「一通」 for short, is a yaku, defined as three distinct tile groups containing 123, 456, 789 of one suit.