|Occupation|| Highschool Student |
|Team||Ryuhoku Basketball Team|
|Manga Debut||Chapter 1|
Kido (木戸) is the ex-captain of the Ryuhoku High's Basketball Team. Yuki Machida refers him as her "first love", as she was the reason why she signed up as the basketball team's manager in the first place. He already has a girlfriend named Rina.
Kido said that he was the one who confessed to Rina and after that, they already started dating.