As a result, this hand always has uses a hadaka tanki machi, because four tile calls are required. There are several different kinds of hands, and some are worth more than others. Everyone believes in their own respective religion, or none at all, and I respect that. Dragon tile groups always count for yakuhai. Otherwise you'll need to get several combinations and/or bonus tiles. In fact, this yaku may be scored with a noten hand. There is a futile pair in your hand (other 2 have been discarded). Full Flush ( chinitsu) is also much more common than many 2-fan hands; that suggests it's also a great yaku. It can be just eliminated, going for 3 han won't judge the risks either. Rīchi can't be declared when a player's hand is open. The player calls out rīchi, which warns the other players of the hand's status as being in. 3 Cross-language issues. . Download Riichi Mahjong stock photos. Menzen tsumo with toitoi is actually the yakuman, suuankou. In a sense, they are synonymous to "poker hands". It is available when the hand misses exactly one tile. It also has better promotional tie ins. His parents are named Rin and Ryuji. Yaku Replays. Closed only Yaku - 1 han. Plenty of women aged 60+ for example would disagree. Tradutor . Neither of those two yaku can win by self-draw. A riichi mahjong library. dealer 30 fu 3 han, "no" tsumo, but 6000 points as if it's 2000 all. 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!If you want to play other styles plus riichi, you'll need a chinese set. Suuankou tenpai. 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). this allows the player to set dora tanki or commonly thrown tiles that might feed a richii. Most beginners force Toitoi with a Chiitoi hand anyway. A special pattern of chuuren poutou tenpai produces one with a unique 9-sided wait. 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. Welcome to r/Jujutsushi, a subreddit where you can freely talk about all officially-released chapter content for the Shounen Jump series, Jujutsu Kaisen!Please make sure you've reviewed our rules and FAQs!. For short, it can be referred to as chinro . It is based on the autobiographical novel Kishiwada shōnen gurentai: Chikemuri junjō-hen written by Riichi Nakaba. Both of the other groups must be shuntsu of different suits. Additionally, at least one tile group must contain a non-terminal tile, or else chinroutou will be scored instead. Honroutou + Junchan = Chinroutou. Riichi is worth 1 han, but actually we can usually consider it to be around 1. Yaku are split between "hand conditions" (riichi/menzen tsumo/haitei) and "hand structures" (toitoi/yakuhai/etc), as this makes more sense than simply organizing them by value. Clear indications of which yaku are. Fu explanation. 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. Yaku worth one han [] Rīchi, riichi Completing a hand after betting on a closed tenpai hand. It is essential to know the yaku for game strategy, since a player must have a minimum of one yaku in their hand in order to legally win a hand. It also has a very important hand that requires you to have at least a working understanding of that convoluted scoring system, which itself is going to be confusing to beginners who will. It doesn't take a. A fourth kan converts the hand to the yakuman, suukantsu. I'll try and update this where possible if people have suggestions, and address any further questions in the comments. Toitoi prefer sandy to gravelly streams or lake beds. It is defined by a player declaring ron with a starting hand before drawing their first tile and before any called tile. Bb5 Nd4 4. Look into riichi as #6, it's easy to achieve, but a. But when I answered it, it awarded 2 han for sanankou. Auto rotate own hand tiles. 5 han on average, due to the chance for ippatsu and ura-dora. tl;dr: Going for chitoitsu is usually slower than just going for a regular hand, but keeping the option alive might be in your best interest if you are still far from completing the hand. within the first six turns) If you call, the hand will be worth at least 5200 points. This is because toitoi typically requires you to call. e. Yet, unlike poker hands, yaku are worth specific "han values"; and various yaku may be combined together into one hand. Knowing when to push and when to fold is important. Mahjong Handle 25 3/6 ⬜⬜ ⬜⬜⬜⬜⬜⬜⬜⬜⬜⬜ ⬜⬜⬜⬜ ⬜⬜⬜ just lucked into finding out what the pair is lolIf you are tenpai for a yakuman, and you are pretty sure everyone knows it, they are already bailing. tile: Provides a tile type and associated functions. To quote the articles: In a mahjong hand, you have three factors “speed,” “score” and “defence. yml configuration for Github Actions. Otherwise, this hand is toitoi and sanankou. Suji 2 and 8 are roughly equivalent to nakasuji. Mahjong Soul is the better established client with a bigger player base, queue times never an issue with connections never too much of an issue. Players must finish hands before others do; and each yaku. Inherited from Chinese variations, really no need for it in riichi. Chiitoi 6. We then added the number of dora visible to a third player as a variable. e. 1. Because of this, not all suji tiles are equally safe. Pesquisar . You should aim for a closed hand or at least wait for the shape to improve and then maybe call. Conquered The Bad Girl. You need to have a clear idea of your goals. I'd also recommend reading. Finally, the last group must be a sequence, or toitoi would be scored. The rest of the patterns are simply applied the point limit. As the name implies, kan must be called three times before the end of the hand. The biggest problem with open toitoi is that by itself it isn't worth much and it combines very poorly with other yaku. This call forms a tile grouping of four identical tiles, called kantsu「槓子」. After learning that riichi is quite popular in Europe, I decided to write a book on riichi strategies for European players. But the usual way to win with Open Riichi is with Tsumo, meaning you. No packages published . Toi-Toi Mobile Toilets, Nakuru. Riichi (written: 利一 or 理一) is a masculine Japanese given name. This hand consists of seven pairs, where no two pairs may be identical. Descargue el archivo de música MP3 Toitoi san ankou and chiitoitsu riichi mahjong guide a una calidad de audio de 320 kbps. justabot NUF's Cutest Bot Bot. yml configuration for production deployment. Toitoi is incompatible with any yaku requiring a sequence, meaning pinfu, iipeikou, ittsu, sanshoku doujun, ryanpeikou, and chankan. Once we have 5 pairs definitely better to go for chiitoitsu. Be sure to riichi often, since riichi = free points on a table with no defense. Also, I should say, those steps are not mutually exclusive. 5) Repeat. 1. First-year high school student Minoru Suzuki, who resembles his late father like two drops of water, often sees visions of his mother's past as a high school student through the eyes of his father. KOIZUMI, Riichi March 21, 1919 - November 20, 2014 It is with very saddened hearts that we announce the passing of Riichi Koizumi. Unlike all other possible hands, this yaku emphasizes the discards, rather than the hand itself. Ryanpeikou is incompatible with other yaku that place conflicting requirements on the mentsu in the hand. 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. 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. This paper examines the various relations between the Japanese Empire and the Japanese characters in Yokomitsu Riichi's novel Shanghai, referring to the concepts of deterritorialization and reterritorialization. Probably the single best English reference material for Japanese mahjong, Daina Chiba’s Riichi Book 1 assumes you already have an understanding for basics of the game and dives straight into strategies that will help you better understand how tile efficiency affects your hand, how to play offensively and defensively. 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 . e4 e5 2. A hand that calls otakaze usually seeks to find a yaku in honitsu, or less commonly, in another yakuhai or toitoi, and likely means the hand will not be worth many points, unless more winds are called. A riichi mahjong library. In a sense, they are synonymous to "poker hands". Winning in the turn you declared riichi gives 1 han. 6. The tile layout and graphical hands, as in "physical" hands, are displayed during game play. Dead hand A hand is declared dead. Simply put: If you can't get into tempai, it doesn't matter how many points your hand is worth. 日文名. Closed kans can be declared if it doesn't change the shape and waits of your hand. If you kan after you declared riichi you'll still be in tenpai and your hand is obviously still considered closed. Let‘s geek out and dive into some fascinating data! Given 4 sets of tiles with 34 types each, here are the probabilities of achieving key yaku hands: Riichi – 30-40%. In the main menu, there’s a question mark that will list all of the yakus. Strategy: Go for chiitoitsu. It has a simple/clean interface, a decent selection of AI players, comprehensive stat tracking, and lots of rule options to play with (red fives, three-player games etc) Nagomi is pretty good. pop () ) 2) Sort hand (here i had my hand array and checked how many triplets and pairs i had) 3) Check if already won. This is a common issue for online gambling sites, for example for poker. Dead wall showing 2-pin as the dora indicator. Using the exact same number pattern, daichikurin 「大竹林」 and daisuurin 「大数隣」 apply to souzu and manzu respectively. Daichiishin. 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. RiichiCity is one of the anime-style free mahjong games! Many adorable, charming girls are eagerly awaiting your arrival! Come and embark on a delightful mahjong journey with these lovely mahjong girls together! Battle alongside these lovely ACG characters in-app and against real mahjong players to dominate Riichi City!Mahjong is a game of offense and defense. Riichi. Yaku - 3 han: Honitsu. Yaku - 1 han. •. From Daina Chiba's Riichi Book I : Choose chiitoitsu over toitoi in the following situations: There is a futile pair in your hand (i. The riichi and dora mark the highlights of the game. About this game. Even worse, they are dubiously punished. Concealed Kan (Kan from your own draw) is an option but risky (if you lose). Yaku worth one han [] Rīchi, riichi Completing a hand after betting on a closed tenpai hand. Riichi shanpon wait. 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. It's recommended in various literature (like Riichi Book 1) that, in general, if you have 5 pairs, go for chiitoitsu. Fukuchi Makoto. unspectacular, but I see a few plusses too: The UI is in many languages, including English. With one tile call, the hand needs to win by tsumo; otherwise by ron, only toitoi is counted. The best server to play riichi mahjong online out there isn't originally in English. Yaku 「役」 are specific hand patterns or conditions needed in order to score a hand. 3. Only the triplets need to be concealed, the rest of the hand can be open. There are few characteristics of the common bully that separate it from other species. this is handled by prioritizing sets over runs, if necessary. call. Naturally, in English terms, this hand can also be noted as a "straight", similar to the poker hand of the. if you don't have any tiles to deal except the ones that deal into open riichi (e. (Very WIP. In order for this hand to proceed to tenpai, either kan must be called or one of the hatsu is to be discarded. Miscounted as baiman, retroactively marked as sanbai. Completed Yaku [Chinitsu] 79. 【Chapters】0:00 Opening0:25 What is Mahjong?0:42 Mahjong Tiles?1:15 How to Win a Hand?3:08 Game Process5:08 Calling Tiles6:51 Yaku9:11 Where to Play Mahjong?9. Another advantage of riichi in this situation is that people with toitois are more likely to. Discover Toitoi USA's diverse locations across the country. One-han yakus Tsubame gaeshi. Japanese Mahjong (Riichi Mahjong) Number of players: 3-4 (Though can be fewer with slight game variations) Average game time: Up to 2 hours. 3. #2. New posts weekly. In order to win in Riichi mahjong you need to complete your hand with a yaku. Honitsu: The player wins with tiles of a single suit and some honor tiles. ☰ Crate toitoi. A hand with 2 han and 110 fu is also possible, as in the following for the East player in the East round: Tsumo: 2 han from sankantsu; base fu: 20; tsumo: 2; pair wait: 2; composition of hand: Oh nyagger. They can be seen in the open but often seek cover. Yaku - 2 han: Double riichi - Chantaiyao - Sanshoku doujun - Ikkitsuukan - Toitoi - Sanankou - Sanshoku doukou - Sankantsu - Chiitoitsu - Honroutou - Shousangen. 0. Along with tanyao and riichi, these yaku are the easiest and most frequently occurring yaku in the game. Thanks go to Sjef Strik, Jenn Barr and Benjamin Boas for great help in shedding light on rule. Riichi - a player can call Riichi when there hand is concealed (ie they have no called Chii, Pon, or open Kan). So neat! Completed Yaku [Chiitoitsu] 74. . Both are worth yakuman, though daisuushii can be worth double yakuman if a. 2. You bet 1000 points and freeze you tenpai (ready) hand. It is the sequel to the 1996 film Boys Be Ambitious and is followed by the. It is awarded if the player receives a winning tile within an uninterrupted set of opponent tile draws after the riichi. In these cases, this would add han to the hand. This is because speed makes up for “score” and “defence. For single-player, I'd recommend "Maujong". You were only 1000 points behind third, and you would win a possible tiebreaker, so any win for you was invaluable. It is similar to "break a leg" and reflects a superstition that wishing someone "good luck" is in fact bad luck. level 1. Speed. @calvinized. It is a variant of chiitoitsu (seven pairs). About this game. Modules. Thousands of new, high-quality pictures added every day. Completed Yaku [Toitoi] 75. Conditions: closed hand only. Reaching is the easiest way to +2000 points (-1K for the reach stick, +3k for. This is one of the most popular tabletop/board games in Japan, after all! The rules of riichi mah-jong are highly synonymous with Chinese mah-jong, with some added Japanese flair and with 136 tiles. Of all the standard yaku, sankantsu is the most difficult and least frequent. I think we already got the answer. By far, it is the. If you dont have any of that then your hand can not win and you will be in furiten. Lather rinse repeat. Yakuman. 2. LAPOM Championship 2017; World Riichi Championship 2017; Other. The player with the most points at the end wins. In fact, this yaku may be scored with a noten hand. Mahjong Handle 10 4/6 ⬜⬜⬜⬜⬜⬜⬜⬜⬜⬜⬜ ⬜⬜ ⬜⬜⬜⬜⬜⬜⬜⬜⬜⬜ ⬜⬜⬜ ⬜The expected value (EV) of an outcome is its probability multiplied by it’s value – in this case, the EV for the choices above are: 25% x 8000 = 2000 points. 2. Only a subclass of yakuman, kazoe yakuman, actually counts the number of han. /src:. Beside, our service trucks are equipped with state-of-the-art. 1000 points are needed as the riichi charge. Once you have declared riichi (which means you are in reach), you must reveal your hand in a draw regardless if you're in tenpai. (Very WIP. If it is closed and a terminal, 2×2×2= 8 fu. Your mahjong soul. Per the scoring rules, the number is rounded up to 40 fu. :P Yaku Replays. For new players riichi should be the default if they can't see any other yaku. Similarly, it's really shitty for defence because you're invariably going to have less tiles to choose from if shit gets too real and you have to abandon your hand. The shape is too weak to open. Ended game as the initial dealer. Show wall count Also vouching for the sextuple Suukantsu (1), Suuankou tanki (2), Daisuushii (2), Tsuuiisou (1). 6. It's also fairly. net. when you get the splash screen whenever someone wins, it shows the correct dora as a tile, so it gets kind of confusing. Eg. The common bully ( Gobiomorphus cotidianus ), or toitoi ( Māori ), is a fish endemic to New Zealand, and is present throughout the country. With a minimum of 4 han and 40 fu, this hand is guaranteed at least mangan when chiitoitsu is not involved. Japanese sets float between 25 and 28mm, with some. 2 Han: Toitoi: All Triplets - Every. 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. Mahjong is the ancient asian board game. Hands i usually aim for are: 7 pairs, toitoi, half flush, or any hand i could build if i have wind/dragon tiles. Nagashi mangan 「流し満貫」 is a special yaku. If this pattern is found twice in one hand, an alternative yaku, ryanpeikou, is scored. See all toitoi's items. Difficulty. Suggestive Romance Comedy School Life Supernatural. Love and other stories of Yokomitsu Riichi. It's a lot of fun but it has a lot of game mechanics (e. Good for Menzen and with good ryanmens but difficult to. Normally translated as a "half flush", this yaku features a hand composed only of honor tiles and tiles of a single suit. 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. Those are extremely important fundamental skills and will carry you far. mahjong japanese-mahjong riichi-mahjong Resources. In this situation, I’d try to go for an all simples by dropping the 1 char. But you can still play riichi with them just use an indicator on 3 tiles for red dora (or don't use them). Pesquisar . If your heart is disturbed and your mahjong unpure, then your mind rejects the toitoi and the toitoi rejects you. But a lot of the specific variant's flavour is lost in the process. Very hard. Japanese Mahjong scoring rules are used for Japanese Mahjong, a game for four players common in Japan. Majsoul (aka Mahjong Soul, Jantama, Jakhon) is a Japanese mahjong game platform developed by CATFOOD STUDIO and distributed by Yostar. And his version was adopted and recreated by players in the later years. 1 List of terms. The extra chance for drawing your winning tile is nice. Lots of men crush on. Western Classical Mahjong is the version that was revised from the Chinese classical and was introduced in America. Riichi shanpon wait. This makes it really hard to get a high scoring hand with toitoi unless you are really lucky. After his second year in college, over summer break, Ueshiba took his first step into the realm of. You could've instead discarded 1m and been 2-away for Tanyao, which is much easier to achieve thanks. Cause you need a triplet of a tile of your wind or a triplet of the dragons in your hand to have yaku if this is an open hand. Eventually, Japanese Mahjong, or “Riichi Mahjong”, became the most popular tabletop game in Japan. 2 Controversial translation by language. Knocked the baby's head. In other words, every pair must be distinct. 51m checks/s 2281s: 46008 mahjong in 15000m random draws:. Dora 「ドラ」 is a feature to the game, where possession of specific tiles instantly grants the hand 1 han per tile. 6%. Kokushi Musou for the memejust hit square every turn. In this case, the winning hand is then called junsei chuuren poutou 「純正九蓮宝燈」,. 3 Mains nulles : donnes exhaustives, donnes annulées versus torpillages. Riichi Ueshiba (Japanese name: 植芝 理一 ) is a veteran comic artist from the southern Japanese city of Fukuoka. Rough organization of rarity would also be helpful. Riichi city is pretty much a clone to MahjongSoul and both feature the same basic gameplay, plus/minus some niche game modes. The ron occurs before the riichi stick is played. For toitoi (all triplets), you should ideally have some other value within your hand, be it dora, yakuhai, or honitsu. A natural combination involves toitoi. 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". Junchantaiyaochuu 「純全帯么九」 is a terminal based yaku. Yaku - 2 han. Chitoi or toitoi? A few pointers to help you decide! Improve your mahjong strategy by reading this blog. Tōichi Katō (加藤 東一, 1916–1996), Japanese painter. This is a high quality numbered american set that you can perfectly use for riichi. 6. Ryankan NEVER Discard these shapes unless you have a new ryanmen to replace them. ” However, during the Meiji Period (1868-1912. 8K subscribers in the mahjongsoul community. The toitoi is a small fish reaching an average size of 50-60 mm. Yaku are split between "hand conditions" (riichi/menzen tsumo/haitei) and "hand structures" (toitoi/yakuhai/etc), as this makes more sense than simply organizing them by value. A triplet of wind tiles that matches the round wind (east or south) forms a yaku. "Ready hand" is a rarely used English name for this yaku. The Toronto Riichi Club (TORI) has recently created new quick-reference sheets for in-person play, and we're publicizing it here with the hope that you'll find it useful. Therefore, it is. Just a good, solid, good looking Riichi Mahjong experience, single and multiplayer, on Android, in English. e. d4 g6 2. That being said, closed kan is not mandatory and it could break. His whole family has R names. Toitoi + Mentsumo = Suuankou. 00031 %, 1 in 326254. But it can happen where you are able to both tsumo and riichi, and riichi is better option. Giá trị: 1 han (kín) Khi bài bạn kín và đang Tenpai (nghĩa là, quân trong bài bạn đang chờ một quân cuối cùng nào đó nữa để hoàn thành bài), thì bạn có thể thực hiện yaku Riichi theo các bước: - Nói Riichi và đánh. Kokushi Musou – 0. For new players riichi should be the default if they can't see any other yaku. In. 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. Pretty much no. It has same rates in gacha as MJS, but gives more pulls weekly(3, can be farmed by logining 6 times and playing 7 ranked games). The variant is one of a few styles where discarded tiles are ordered rather than placed in a disorganized. Once we have 5 pairs definitely better to go for chiitoitsu. Even more if noone else called riichi. Chin’itsu. 74. Mạt chược( 麻 ( マ) 雀 ( ジャン) (Ma tước)Mājan?)Nhật Bản hay Mạt chược Riichi ( tiếng Anh: Riichi Mahjong) là một biến thể của mạt chược. d3 c5 6. Example: 2 han 110 fu. Riichi mahjong is definitely the most popular variant among the money demo in NA/EU (men aged 18-40), and this subreddit will naturally be likely to support the style reflective of its membership. 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. However in a bizarre turn of of events they face down a Toitoi hadaka tanki and a possible character Honitsu. Ippatsu. Reinzwei • 1 hr. How is it different from the regular 4p riichi? Hands tend to be a lot quicker. 2. / Prepare the lines, the many spears, the fish hooks, the crayfish traps, the round nets, the long nets, eel traps, bobs, the bait and all those things. A Guide to Tenhou’s HTML5 Client; WWYD. Double riichi: Double-ready - Declare Riichi with your starting hand before any tiles are called. I wouldn't recommend that size anyway, very awkward to play with that size. dealer 30 fu 3 han, "no" tsumo, but 6000 points as if it's 2000 all. Riichi: The player has a fully concealed hand that is one tile away from winning and makes a wager. Toitoi: A player wins with a hand consisting of only triplets (except the necessary pair). Only a subclass of yakuman, kazoe yakuman, actually counts the number of. Unlike the other yakuman patterns, the name "kazoe yakuman" is a generic name. So, you reach to 'prove' it, so that someoen doesn't go for a runaround pinfu hand. The pros of calling kan in this hand: two open hands while you are in riichi means that you are likely the only one looking. Em outras notícias, quero um set de riichi mahjong. A winning hand (yaku) that translates into a one han when the player is waiting for certain tiles (tenpai) and announces "riichi" without making any chi or pon melds. API documentation for the Rust `toitoi` crate. Last Card2Can Riichi Riichi Model: Riichi or not? 2Yes Declare a Riichi State 2Yes Discard Model: 2 Discard a tile Other players take actions, or round ends with no wall tiles left Make Kong 2Other player discards a tile 2Can Win 2Winning Model: Win or not? 2Yes 2Yes 2Round over 2Chow Model: Whether/What to Chow? Pong Model: Whether to Pong? Kong. Toitoi 7. 111mRRWWWWGGGGEEEE Double Riichi - 2 han Houtei - 1 han Sanankou - 2 han Sankantsu - 2 han Shousangen - 2 han Honroutou - 2 han Honitsu - 3 Han Double Wind - 2 Han Toitoi - 2 Han Hatsu - 1 Han Haku - 1 Han No Dora, 20 Han With Dora, 9999mR, Ura NNNNR, total 60 han Riichi. e. But if you are serious about ranking up and about really learning the game, you need to sit down. Riichi) that aren't in Chinese variations. Most. Literally, this hand is composed of "all green" painted tiles. ☰ Crate toitoi. KyuuAA • Mahjong Wiki • 9 yr. Ippatsu 「一発」 is a yaku completely dependent on riichi. If you have 5 pairs, you are one away from tenpai for chiitoitsu. Dicionário . tenhou. If it is a Kan, multiply it by four. tanyao, toitoi, chanta, honitsu, pinfu (closed only) and chiitoitsu. Towa (Toitoi) Set 4 of the same tile and then 2 of the same tile. The 5-man draw places this hand in tenpai with a tile needed to be discarded. tldr: For quick wins, get a dragon or seat/round wind triplet or dump all your terminals and honors. Regardless of whether the player declared riichi or not, he cannot declare ron if at least one of the winning tiles for which he has an waiting is in his own discard. 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. 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). the other yaku that can combine with toitoi are also really difficult, such as doukou, sanankou, chinroutou, and shousangen. Rīchi can't be declared when a player's hand is open. For this yaku, every tile group and the pair must contain at least one terminal.