Kasanaki Kosame

This is the story of a protagonist who delves into various dungeons and sticks to his motto. a new profession called Dungeon Adventurer'' emerged and began to attract attention, which used magic and skills to exterminate magical beasts.

Amashiro Tenji, a high school student aiming to become a professional explorer in order to find his parents who went missing in a dungeon, accompanies the guild Chariot on an exploration as a part-time baggage carrier. There, he experiences a brutal Hell deep within the dungeon, awakening an unknown ability…? A new, classic modern dungeon fantasy about an untalented boy who awakens to become the strongest and greatest explorer!!

One day, a huge dungeon appeared all over the world. Amekawa Hotaru, a withdrawal high school student living in Hokkaido, is trapped in a dungeon that appears near his house. Hotaru who managed to return to the ground saw the appearance of a monster that sneaks around the world!Japanese Web Novel