Check for characters missing birthday info here.
January
-
Seth
February
-
Nanase
March
-
Mika Returna
-
Linne
April
-
Hyde Kido
May
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Carmine
-
Erika Wagner Miyashiro
-
Enkidu
June
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Sion Eltnam Atlasia
-
Gordeau
July
-
Yuzuriha
August
-
Phonon
September
-
Waldstein
October
-
Orie Ballardiae
November
-
Hilda
December
-
Chaos
-
Byakuya