Media Arts, Science and Technology in University of Tsukuba (mast17).

Amusement Creators, Game creating society in Univ. of Tsukuba. Representative at 2019 year.

Lepus Pluvia, personal game creating activity.

Tokyo Metropolitan Tachikawa High School (69th alumnus).



F#, C#, Rust, Elm, Shader(Unity, HLSL/GLSL).


Computer Graphics

Computer Games

Functional Programming


Email: writtenknown(at)gmail.com 

Twitter: @wraikny


Github - wraikny

wraikny's diary - Hatena Blog


YouTube - wraikny

Booth - wraikny's shop

Amazon - ほしいものリスト