After leaving Studio Ghibli, he was put in charge of screenwriting for Bunny Drop.
[1] After graduating from Chiba University with a master's degree, Kishimoto worked as an editor for Cyzo [ja].
At one point, he tried to get the role of head screenwriter for Arrietty, but he was ultimately not chosen by Hayao Miyazaki.
[4] After leaving Studio Ghibli, he was granted the position of head screenwriter for Bunny Drop.
[11] In 2019, he did the screenwriting for the remake of Fruits Basket, which was nominated for best drama in 2019.