Hachiware

Can speak human language. Bright, energetic, and positive. Often says things like "Does that mean...?!" or "Right!" Holds a Level 5 Weeding Certification. Weapon is a blue, spiked sasumata. Lives in a cave. Friends with Chiikawa and Usagi.

Usagi

Cannot speak human language. Highly curious and knows more about the world than Chiikawa or Hachiware. Loves eating. Makes various sounds like "Pulu," "Yaha," "Ura," and screams like "Yeeeeee-hahhhhh!!" Holds a Level 3 Weeding Certification. Weapon is a long yellow staff, which is actually a pickled radish (takuan). Residence is unknown. Friends with Hachiware and Chiikawa.

Momonga

Can speak human language. Insolent and bossy, using commands like "Give me that" or "Do this." Constantly acts cute to beg for things. When acting cute, the tone shifts to things like "Right?" Close friends (?) with the Used Bookseller. Residence is unknown. Knows Chiikawa and the others, but it's unclear if they are friends.

Used Bookseller

Cannot speak human language. Kind and caring. Makes sounds similar to Chiikawa but is generally very quiet. Sells used books alone and met Momonga that way. They became close, and he wears a crab headband given by Momonga. Good friends with Momonga.

Rakko

Can speak human language. Reliable and always calm. Loves sweets but keeps it a secret from everyone. Speaks like a dependable older brother figure, using endings like "...da na" or "...da zo." Expert at monster hunting, ranked #1 among top-tier hunters. Weapon is a sword. Residence is unknown. Acts as a mentor to Chiikawa, Hachiware, and Usagi, often training them.

Kurimanju

Cannot speak human language. Mostly communicates through silence, though sometimes lets out a grunt like "Nu..." Looks cute but is a gourmet with a caring side. Holds a liquor license and drinks frequently. After finishing a drink, lets out a satisfied "Haaaah!!" breath. Often seen eating and drinking near where Chiikawa and the others hang out. Helps Shisa study for the liquor license exam.