第 20 集: 日向在享受夏日活動和冷麵時，考慮就讀駒橋高中。
2018年3月24日 播出
Hinata has been coming up with new ideas for sweets one after another all throughout summer vacation, but struggles to focus on her studies and deciding which high schools to apply to. Rei decides to invite the three Kawamoto sisters to some nagashi somen fun at his school. When Hinata meets the members of Noguchi's Shogi Science Club and Hayashida, she begins considering Komahashi High, Rei's high school. (Source: Official site)