Toyama Institute of Glass Art (TIGA)
Toyama
Glass and crystal
Shinshu University Faculty of Textile Science and Technology
Ueda
Weaving and textiles · Fashion and tailoring
Ishikawa Prefectural Wajima Institute of Lacquer Arts
Wajima
Fine craftsmanship
Tohoku University of Art and Design
Yamagata
Ceramics and porcelain · Goldsmithing and jewelry · Weaving and textiles
Yokohama University of Art and Design – Craft
Yokohama
Goldsmithing and jewelry · Furniture and design · Weaving and textiles
The guide lists schools, it does not rate them: being listed does not mean being certified by Operula.