Filters
All-Edges Coverage - unknown

Unknown

Designer: unknown
Maker: unknown

Square in the Bag - Iwahiro

Put-together / Wood

Designer: Iwahiro
Maker: MINE

Zipper - Iwahiro

Put-together

Designer: Iwahiro
Maker: Hirokazu Iwasawa (Iwahiro)

Gears - Hirokazu Iwasawa

Sliding / Wood

Designer: Hirokazu Iwasawa
Maker: Jean Claude Constantin

Single Knot - Iwahiro

Manipulation / Wood

Designer: Iwahiro
Maker: Jean Claude Constantin

The "Hexagonal Jam" Puzzle - Hirokazu Iwasawa

Sliding / Wood

Designer: Hirokazu Iwasawa
Maker: Yoshiri Corporation

Slide Out! - Get the Golden Diamond - Iwahiro

Sliding / ABS

Designer: Iwahiro
Maker: Yanoman

Slide Out! - Remove the laughing gas cylinders! - Iwahiro

Sliding / ABS

Designer: Iwahiro
Maker: Yanoman

Slide Out! Computer Crisis - Iwahiro

Sliding / ABS

Designer: Iwahiro
Maker: Yanoman

Slide Out! Bomb breaker - Iwahiro

Sliding / ABS

Designer: Iwahiro
Maker: Yanoman

Gem Box - Iwahiro

Put-together / Wood

Designer: Iwahiro
Maker: Hiroshi Iwahara

Put-together

Designer: Iwahiro
Maker: MINE

Cube Wrapper - Iwahiro

Manipulation / Wood

Designer: Iwahiro
Maker: Hiroshi Iwahara

5 Yen in a Jam - Iwahiro

Sequential Movement / Wood

Designer: Iwahiro
Maker: Yoshiri Corporation

Unknown

Designer: Iwahiro
Maker: Seiko Kogyo Co.