羽子板 hagoita, a Japanese decorative paddle
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. The top side is pink, the bottom is beige, and the sides are joined together with pink yarn.

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

Yarn (Hamanaka Bonny):
Baby Pink ベビ—ピンク (405) 13g
Beige ベ—ジュ (417) 11g
Black 黒 (402) 7g
Yellow-Green 黄緑 (476) small amount
Red 赤 (429) small amount
Lemon レモン色 (416) small amount