You can bake textures in Blender and use them in other software, such as games.
---------------------------------------------------------------------------------------------2023/6/14 Cycle Cel shader_1.1
Version 1.0 doesn't seem suitable for Koikatsu, but version 1.1 looks much better.
バージョン1.0はKoikatsuには適していないようですが、バージョン1.1は良さそうです。
1.0看起來不適合用在koikatsu 不過1.1版看起來好多了