Naoki Kato, Hiroyuki Tomita, Akihiro Nikaido, =hat is Toh-ISM? A group that was created nine years ago by Akihiro Nikaido who had been wo=king in Mashiko, with the purpose of connecting and expanding the potters who are active in=ividually. Currently, a ceramicist Hiroyuki Tomita, who is active inter