Ana no Soko no Nalgae Nalgae at the Bottom of the Hole

Synopsis

Nalgae lives in a port town where various races, cultures, and languages come together. One day, the ground suddenly cracked, and what was waiting for him at the place where he fell down was a mysterious fluffy beast! Moreover, it ended up coming to his house? A peculiar coexistence with a mysterious creature! (Source: Hakusensha, translated)