Spiral.

[ Video ]

[ About ]
スパイラル。

[ Source ]

[ Link ]
https://github.com/junkiyoshi/Insta20231204

Rotating stick.

[ Video ]

[ About ]
回転板。

[ Source ]

[ Link ]
https://github.com/junkiyoshi/Insta20231203

Arrow family.

[ Video ]

[ About ]
矢印家族。

[ Source ]

[ Link ]
https://github.com/junkiyoshi/Insta20231202