Tetsuhiko Ishijima – Mashiko-yaki Vase with Jomon-Inspired Spiral Decoration – Japanese Studio - Porcelain - Tetsuhiko Ishijima - Japan - Reiwa period (2019 - present) #contemporary craft #japanese studio pottery #jomon design #mashiko-yaki #porcelain vase #reiwa period #spiral motif #tetsuhiko ishijima