If he is, then Senpai’s sexuality would change to accommodate this in both their male and female forms. Ambiguously Bi: An interesting meta example with the ambiguity coming from whether Ayato - Ayano’s potential male form - will ever be included in the game beyond an Easter Egg.He ( or she, eventually) is 19 years old, has a 'Loner' personality, and is in Class 3-2.
Senpai is a regular senior-year student at Akademi High who inadvertently becomes the target of affection for Ayano-chan and nine other females at the school note (his little sister Hanako, while still a rival, has a completely different motive).
