Dramatis persona2006 — 2007
Ryuichi Yagen
薬研粒一
2 anime · 1 voice · 26 co-stars
Derived from credit data
- Favorites
- 2
- Appearances
- 2 anime
- Voice actor
- 1
- Co-stars
- 26
From the programme
On Ryuichi Yagen
The science teacher. Mostly wears a surgical mask and a lab coat.
He is a mad scientist and when he shows up creepy music will play in the background.