>>2619814i gave it a try but i fucked up twice,
1st fucked the physics, 2nd crashed mmd,
it's too late here so maybe some other anon can finish it.
i got it looking like this in the editor, but it's doesn't work in mmd
https://files.catbox.moe/r53s4l.zipfix'd brem4.pmx and fix'd brem5.pmx don't work properly so start from 3