鏡餅 kagami mochi, Japanese for mirror rice cake
Wikipedia article

“Tawashi” are various types of scrubbers which could be used to clean dishes, windows, and other household items.

Pattern is Japanese but fully charted using standard crochet symbols.

Hook: Japanese size 7.5/0 = 4.5mm, between US G-6 (4.0mm) and US H-8 (5.0mm).

Yarn (Hamanaka Bonny):
Natural 生成り (442) 25g
Globeflower Yellow 山吹色 (433) small amount
Yellow-Green 黄緑 (476) small amount