Season 1 · 25 episodes
Saki Miyanaga is a skilled mahjong player, but she hates the game since she would be punished by her family whether she won or lost when she played with them. Upon entering high school, Saki's friend, Kyōtarō Suga, takes her to their schoo…
Playing under special scoring rules, Saki plays the next game while trying to keep her plus/minus zero score and winning at the same time, but cannot do both with the special rules. However, when the special rules are removed, Saki ended u…
It has been a week since Saki joined the mahjong club, though Nodoka is still distant to her. Nodoka plays a game by herself with all the tiles exposed and takes notes, but she is still unable to attain a plus/minus zero score like Saki wh…
Hisa announces to the club that they are now signed up for the national qualifying tournament, and she hands out the rules. Yūki sees that one school, Ryūmonbuchi, are extremely skilled and even won the tournament the previous year despite…
The mahjong club goes to a mountain retreat training camp to improve their skills. The first day is spent mainly having fun, and playing some normal games of mahjong. The next day, Hisa gives the first years (excluding Kyōtarō) special tas…
After arriving at the tournament area, Saki gets separated from her friends, and during this time Nodoka gets hounded by reporters due to her having won last year's national junior high school tournament. After Saki makes it back to the ot…
Nodoka walks into her match holding her penguin stuffed animal which causes a stir among the observers and her own opponents. Nodoka plays extremely well, and of the competitors from Ryūmonbuchi, Tōka, notices her similarities to a famous …
The Kiyosumi team takes the train back to town since they do not have enough money to stay in a hotel near the tournament. Hisa tells Mako how she was the reason why Hisa held on to the hope that more girls would join the mahjong club the …
The final's first round starts when Ryūmonbuchi representative Jun Inoue accidentally eats Yūki's only taco. The latter cries and causes a commotion, but Mihoko shares her lunch box with her. As the game progresses, Jun starts to win many …
Hisa recommends Saki and Nodoka take a nap before their matches, and while Nodoka initially declines, she decides to go so that Yūki does not have to cry in front of her and Saki following her match. Mako's turn comes up, and Hisa explains…
The third round starts and Hisa puts to work her strategy of sticking to the bad waits in order to get the big scores, knocking off Kazekoshi's lead. Hajime Kunihiro helps gain a slight comeback while avoiding her slight-of-hand habit. Mea…
Mihoko arrives to pass along the information to her companion, and Hisa barely recognizes her. Koromo takes the torn penguin to her butler, who fixes it, and she returns it to Nodoka. While Nodoka expresses her gratitude, she leaves quickl…
The fourth round begins off slow with Nodoka winning a small hand, and as play continues, the players continuously keep on getting draws. Eventually, Nodoka is able to get more into the game, and ups her skills like when she is playing onl…
Tōka makes a slight comeback, ruining Nodoka's perfect run, but then falls into a play laid by Tsuruga's Momoko Tōyoko, whose presence is so small her calls for riichi cannot be heard by her opponents. She had trouble being noticed and had…
Momoko's abilities fall short against Nodoka, whose training matches her real life playing to her online play style, therefore not taking notice of Momoko's lack of presence. The round ends with Kiyosumi retaining the lead. The final round…
As the round continues, Saki finally recognizes Koromo's aura. She starts putting pressure on her opponents by reducing their tenpai probabilities and playing two haitei raoyue moves in a row. However, this is broken up when Yumi allows Sa…
During the break, Mihoko goes to comfort Kana, and Nodoka catches up with Saki to reaffirm their promise and rebuild her confidence. Fujita warns Koromo to play mahjong properly.
Remembering the pact she had made with Mihoko, Kana gets a burst of confidence and regains a lot of points. Yumi also gets a good play, and Koromo, having paid all her attention to Saki, gets a little agitated. Saki takes off her shoes and…
Koromo recalls that when her parents died, no matter how many times Touka brought her friends, she still always felt lonely, believing her only worth is in mahjong. Koromo's powers cause a brief blackout, but Saki remains calm throughout. …
As a reward for winning the tournament, and to train for the individuals, Hisa takes everyone to a pool, where Saki admits she cannot swim. They run into the Ryūmonbuchi group, who actually own the pool, and Koromo makes friends with Nodok…
The first day of the individuals tournament begins. Tōka faces off against Tsuruga's Kaori and is beaten by her beginner's luck. Another Tsuruga girl informs her team mates of an opponent who was strong during south winds. Despite pressure…
It is the second day of the individuals, and Yūki is shocked to find the day will consist of east-south round games. Yūki gets off to a good start in her first match, but when the south wind approaches, Kazue Nanpo from Hirataki High Schoo…
Momoko continues to put the pressure on Tomoki and Hisa keeps racking up strong plays, while Saki is still unable to use her usual strategy. Saki remembers her training using online gaming, and uses what she learned to pick out Momoko's ti…
Kyōtarō tells Saki about an upcoming summer festival and she invites the rest of the club to go too. Hisa sends out invitations to the other schools to join them for Kiyosumi's training camp for the nationals. Yūki ends up flunking her mat…
All the schools gather for the training camp where Yumi gives Hisa some data on the other opponents in the nationals. Later on, nearly everyone takes an interest in ping pong while Mako and some others fail to get revenge on Kaori's beginn…