Kaigyokusai Masatsugu (Japan, 1813-1892), Earthquake Fish, mid- to late 19th century. Ebony with inlays; sashi type, 12.3 x 3.1 x 1.6 cm. Los Angeles County Museum of Art, Raymond and Frances Bushell Collection (M.91.250.219).

This netsuke, carved by renowned artist Kaigyokusai Masatsugu, depicts an "Earthquake Fish," known in Japanese folklore as "Namazu." Traditionally, Namazu was believed to live beneath Japan, causing earthquakes with its thrashing movements.