Making a cube and a heart from paper gears

Haruki Nakamura makes mechanical paper karakuri-style animals and other items. In this video we see a cube made from 12 interlocking paper gears. Note: there is no sound in this silent video.

歯車の立方体の型紙のPDFデータのダウンロード販売を始めました。中級者から上級者向けです。
I do the download sale of PDF data. There is the English manual, too. Pay pal is usable.
www.kamikara.com
「カミカラ」で検索