Yo-ken Co.
1667-1 Isekigo, Hasami-cho, Higashi-sonogi-gun, Nagasaki 859-3711
TEL：0956-85-7100
Business: Manufacture and sale of pigments, paints and glazes for ceramics
Nagasaki Toryo Co.
1 Kuchinoo-cho, Sasebo-shi, Nagasaki 859-3161
TEL：0956-30-8313
Business: Manufacture and sale of glazes and clay for ceramics
