6.5
Original
2
Uchuu Kyoudai: Itten no Hikari
Comedy
The anime's original story features Mutta and Hibito during one summer when they were children. During the summer when Mutta and Hibito made their promise to go to space, they met a young girl who also had a wish. (Source: ANN)
Main characters of Uchuu Kyoudai: Itten no Hikari
Uchuu Kyoudai: Itten no Hikari's Galery