四角 shikaku, Japanese for square

“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):
33 Orange オレンジ (415) 22g
34 Yellow 黄色 (432) 22g
35 Yellow-Green 黄緑 (476) 22g
36 Dark Pink 濃ピンク (465) 22g

Additional info
This pattern also gives the dimensions for the sponge that you cut to shape for inserting into the project.