- Voice Actor (CV)
- Kei Mizusawa
- Gender
- Female
- Birthday
- April 10
- Role
- Protagonist
- Identity
- A second-year student at Uchihamia Academy serving as president of the astronomy club, who later becomes a scientific research assistant in the future timeline, known as 'Uchihama's Ultimate Weapon'
Personality
Academically and physically gifted
Candid and combative
Natural-born leader
Deeply loyal
Airi Hasekura leads the astronomy club at Uchihama Academy with a bold, no-nonsense attitude backed by her mastery of aikido—earning her the fearsome title of 'Uchihama's Ultimate Weapon.' Despite her laid-back lifestyle and habitual tardiness, she possesses a sharp intellect and commands genuine trust from those around her. On a deeper level, she quietly suppresses her feelings for Kanade Akiyama out of unwavering devotion to her friendship with Kaori, and in the future timeline she emerges as an indispensable research partner supporting Kanade's scientific endeavors.