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The "Hexagonal Jam" Puzzle - Hirokazu Iwasawa

Sliding / Wood

Designer: Hirokazu Iwasawa
Maker: Yoshiri Corporation

The "Hexahedroom" Puzzle - Hirokazu Iwasawa

3D Packing / Wood

Designer: Hirokazu Iwasawa
Maker: Yoshiri Corporation

5 Yen in a Jam - Iwahiro

Sequential Movement / Wood

Designer: Iwahiro
Maker: Yoshiri Corporation