About Aihara, Kouichi
The main protagonist in the game (his name can be changed by player) and also in Various Heroines manga. Student of class 2A and older brother of Nana. In the anime this character was split in two - Kouichi Sanada (he received Kouichi's looks) and Kazuki Aihara (he received Kouichi's soccer skills and Nana become his sister).
Manga Appearances
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