Designer ProfilesOpening Puzzles

Hiroyuki Oka Mechanical Puzzles

Puzzle Designers and Craftsmen

Hiroyuki Oka, is a talented puzzle Japanese puzzle box designer/craftsman who has produced some truly wonderful puzzles. He is a member of the Karakuri Creation Group.

Designer Information

If you have information on this puzzle craftsman, or images to support this page please feel free to get in touch.

News of events:

To be confirmed.


A great many of Hiroyuki Oka’s puzzles can be purchased at Karakuri Creation Group
Puzzles and also on the Japanesepuzzlebox Etsy store

Hiroyuki Oka Puzzles

Hiroyuki-San has produced some great puzzles, of which many are below (Please feel free to update on missing puzzles).

Jewelry Box Honeybee A Slight Drawer
Hexagon Secret Drawer Chip

*TheMetagrobologist most wanted. Do you have a copy to sell/trade? Email or PM us on our Facebook Page.

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Japanese Puzzle box © Designer: Hiroyuki Oka

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