This is a set of vintage Japanese Kiridame, stacking / nesting wooden lacquered food storage boxes from Taisho 6th (1917). Each boxes can go inside, also they can stack on top each other.
Ther are 7 boxes, writings of the name of lacquerware wholesaler, address and name on the bottom.
15W x 15"D x 6"H (biggest Box)
9 1/2"W x 6 1/2"D x 3 1/4"H (Smallest Box)