Yoshiyuki Kotani

12 Snakes Puzzle
12 Snakes Puzzle

3D Packing / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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12 Snakes Type II
12 Snakes Type II

3D Packing / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Another Eight Puzzle
Another Eight Puzzle

Sequential Movement / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Chariot
Chariot

Take-apart / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Cloud and Sky Puzzle
Cloud and Sky Puzzle

3D Packing / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Constellation
Constellation

Pattern / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Desert Rose
Desert Rose

Interlocking / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Double Heart and Arrow
Double Heart and Arrow

Sequential Movement / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Eight Gates in the cube
Eight Gates in the cube

3D Packing / Plastic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Gemini A
Gemini A

2D Packing / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Gemini B
Gemini B

2D Packing / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Icy Planet
Icy Planet

Take-apart / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Nose and Lips
Nose and Lips

Maze / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Pengram
Pengram

Assembly / Acrylic

Designer: Hiroshi Yamamoto
Maker: Yoshiyuki Kotani
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RS-Octagon
RS-Octagon

2D Packing / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Too Many Paddles
Too Many Paddles

Take-apart / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Turtle's Heart
Turtle's Heart

Take-apart / Acrylic

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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Two Piece Boxed Burr 2PBB
Two Piece Boxed Burr 2PBB

Burr

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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W-affair
W-affair

Put-together

Designer: Eiji Nakajima
Maker: Yoshiyuki Kotani
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Yabane
Yabane

Sliding / Acrylic

Designer: Koichi Miura
Maker: Other
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Yy Double Decker
Yy Double Decker

Unknown

Designer: Yoshiyuki Kotani
Maker: Yoshiyuki Kotani
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