Vagonumero13: rdbtool, g1mtools and REDELBEAusgeek: 3dmigoto tools for blender
Game version 1.22+; REDELB version 3.0
1. Nyotengu's bellyband mod.
2. How to use: unzip it and copy it to the game root directory, press "F" at C101 (Hot Summer Costume) to switch the effect;