Marumitsu potteri tableware is popular in many select shops in Japan.This time, I went to that direct management store, which is about an hour's train ride from Nagoya.It's a small shop, but there was also a cafe and a cooking class.
Marumitsu Pottery
https://www.marumitsu.jp/
Studio M (web store)
https://www.marumitsu.jp/webstore/