Check for characters missing birthday info here.
February
-
Ryuken Ishima
March
-
Mariya Shidou
-
Shizu Shidou
April
-
Nanami Kiri
-
Yuzuru Inamori
June
-
Chifumi Satsuki
July
-
Sachi Momoi
August
-
Kanako Miyamae
September
-
Matsurika Shinouji
October
-
Ayari Shiki
November
-
Honoka Tsutsui
December
-
Maki Natsuru