Rin Kagawa is a junior (kouhai) of Tanaka Ayumu, Kakuryuu Takeru and Mikage Sakurako. She attends the same middle school as all of her seniors, and also in high school. She was in the former Kendo Club in middle school and joins the Shogi club due to following Ayumu's steps. She loves to compete in any competition especially Shogi and Kendo with her senpais, especially Ayumu and Takeru.
~!She is in love with [Ayumu](https://anilist.co/character/127464/Ayumu-Tanaka) but she will only confess to him when she lands a point on him in Kendo.!~ ~!Even though she loves Ayumu she helps Ayumu to get better in shogi so that he can defeat Urushi and confess to her!~

Ayumu Tanaka just fell in love at first sight with Urushi Yaotome, the head of the illegitimate Shogi Club, and joined the Shogi Club! But Ayumu has vowed not to confess his feelings until he can best Urushi, and he has a long way to go before he can stand up to her strategic brilliance. As Ayumu strives to beat his crush and confess, love becomes a battlefield both on and off the shogi board while audiences wonder, “When will Ayumu make his move!?” 
(Source: Sentai Filmworks)

[Profile](https://www.kenproduction.co.jp/talent/221)

Ayumu is in love with his senpai Yaotome, but he's sworn not to confess his feelings until he can beat her at the board game shogi… The problem is, his love is obvious to Yaotome, and she can't stop trying to trick him into breaking his vow!
 
(Source: Kodansha USA) 
 
Notes: 
- Includes 15 extra chapters. 
- The manga is based on a series of comics the author previously released on Twitter. 
- Ranked third place in the 2020 Tsugi ni Kuru Manga Awards comic category.