Unity Shader Programming Vol.01 by XJINE's (Japanese)
https://booth.pximg.net/fde5c46d-c8a2-483f-8e12-50bb249e6aa4/i/931290/3660a77b-df62-4982-b18b-a47c7a747a29_base_resized.jpg
https://booth.pm/ja/items/931290