Summary:
- The manga series "Nykken: Toxic Super Beasts" has ended with its fourth volume, according to the report.
- The manga, which was serialized in Shueisha's Monthly G Fantasy magazine, follows the story of a group of people who must battle against powerful, toxic creatures known as "Nykken."
- The series was written and illustrated by Kōji Megumi and ran for a total of four volumes, providing a complete narrative for readers of the supernatural action manga.