Check for characters missing birthday info here.
January
-
Kae Hiiragi
February
-
Kuroha Shirokita
-
Haku Nishidate
March
-
Mii Hasegawa
April
-
Mana Shikimiya
May
-
Kanade Hokaze
June
-
Yukari Itsumura
-
Haruka Itsumura
-
Mizuha Ichikishima
July
-
Nagisa Himura
-
Aone Shikimiya
August
-
Amaha Shiratori
September
-
Sayu Tsukisaka
-
Mikuru Bandou
October
-
Ruka Ichijou
-
Akari Haeno
November
-
Sango Misaki
December
-
Kasumi Honjou