Daisuke Niwa Character_friends

The son of Daisuke Niwa and Riku Harada, only shown for one episode and they dont really tell you, but Emiko Niwa hints it near the end

Daisuke Niwa's grandfather and the joker of the family, he often embarrasses Daisuke by trying to give him advice in his love life.

Dark Mousy is a conscious living in the DNA of Daisuke Niwa.

Daisuke's mother and Daiki's daughter. She's very energetic and constantly embarrasses her son.

Riku Harada's twin sister. She is in love with Dark.