Name: Arai Masahi School: Seishun Gakuen 2nd Year Birthday: 3/29 Status: Seigaku Tennis Team
Blood type: B
OTHER: Arai is probably the strongest non-regular member of the team. At first he disliked Echizen and treated him badly but later had a turn of heart and redeemed himself. He was last seen getting beat up by Akutsu Jin of Yamabuki Middle School.
Family:
Kanji: Arai 荒井 means "rude community"
Seiyuu:  History