If you do decide to use Jitai, make sure you download additional fonts (or else it’ll only randomize a few fonts). I personally like these:
- “EPSON 行書体Ｍ”
- “EPSON 正楷書体Ｍ”
- “EPSON 教科書体Ｍ”
- “nagayama_kai”
You also have to edit the Jitai script to add the ones you want to use.