|• Professional Status•|
|Affiliation|| Kingdom of Lugnica|
Suwen Treatment Center
|• Personal Status•|
|Relative(s)|| Yaktol Suwen (relative)|
Mazeran Suwen (father)
Framir Suwen (mother)
Oslo Suwen (older brother)
Otto Suwen (older brother)
|Light Novel||Three Idiots are Leading! Earth Spider Hunting|
Regin Suwen (レギン・スーウェン) is a veterinarian operating at the Suwen Treatment Center in the town of Pappelt.
He is a very calm person. Because of Otto liking animals a lot, he started to do so too. He's currently in love with Marone Lisbon.