Sako Ryuhei 左故龍平 Japanese, 1976
Twelve Ridge Mokume-gane Tea Container, 2021
Silver, copper, shakudo (alloy-copper, gold), shibuichi (alloy-copper, silver) and kuromido (alloy-copper, arsenic)
3 ½ × 2 ⅞ × 2 ⅞ in (8.8 × 7.2 × 7.2 cm)