Home › Authors › Toshitaka Hachiya 👤 Toshitaka Hachiya b. 1973 · 2 books Books by Toshitaka Hachiya Fukushi ni totte no rekishi, r Fukushi ni totte no rekishi, rekishi ni totte no fukushi 2017 Itoga Kazuo no kenkyū Itoga Kazuo no kenkyū 2015