Poppen-sensei to Kaerazu no Numa
Poppen-sensei and the Swamp Without Returning ／ Professor Poppen and the Swamp of No Return ／ ぽっぺん先生と帰らずの沼Description
In “Poppen‑sensei to Kaerazu no Numa,” Professor Poppen is enjoying lunch beside the swamp on Udo University’s campus when his wristwatch suddenly stops. A life‑threatening adventure follows as he is transformed into various swamp animals. Will he ever be able to return to his normal life? The story is adapted from Yoshihiko Funazaki’s children’s book series *Poppen‑sensei*, which follows an assistant biology professor at Udo University who becomes absorbed in his fantasies of nature.
