Forgotten shell, plum blossom shell and cherry shell Wasuregai, umenohanagai, sakuragai (title on object) A series of shells (series title) Kaitsukushi (series title on object), Larger gray shell with pink saw shell and other shells. With three poems, molluscs (shell, snail shell etc.), Totoya Hokkei (mentioned on object), Japan, 1821, paper, colour woodcut, h 209 mm ⊙ w 183 mm.