Book 1
E.T.O. Episode 1-1
Shinichiro Takada
Book 2
E.T.O. Episode 1-2
Shinichiro Takada
Book 3
E.T.O. Episode 1-3
Shinichiro Takada
Book 4
E.T.O. Episode 1-4
Shinichiro Takada
Book 5
E.T.O. Episode 1-5
Shinichiro Takada
Book 6
E.T.O. Episode 1-6
Shinichiro Takada
Book 7
E.T.O. Episode 1-7
Shinichiro Takada
Book 8
E.T.O. Episode 2-1
Shinichiro Takada
Book 9
E.T.O. Episode 2-2
Shinichiro Takada
Book 10
E.T.O. Episode 2-3
Shinichiro Takada