Japanese Vintage Showa Era Shell-shaped Lacquer Trays - Ikkan Toshaku by Suzuki Hyosaku. 

Shell-shaped and shallow-rimmed flat trays. 

One green and one red, slightly different in size. 

Wood core and finished with lacquer, the back is painted black and features the craftsman's signature.

Green tray: 25.5 x 19.5 cm, Red tray: 24 x 18 cm.

Found by Bun & Pillow.

All one-of-a-kind items are final sale.