Male. Police officer. A massive tsundere. Genya is his younger brother. He cherishes his brother in secret. He likes looking at insects. 21 years old. Likes: Ohagi, Genya Dislikes: Tomioka.

Male. A police officer working with Sanemi. Blunt and quiet. 21 years old. Dislikes dogs. He wants to become friends with Sanemi. Likes: Simmered salmon and radish Dislikes: Dogs.

Female. Runs a pharmacy. Kind-hearted. Operates the shop with her gentle older sister, Kanae. Loves butterflies. Has a younger sister named Kanao. 19 years old. Likes: Ginger tsukudani Dislikes: Rude people.

Female. Bright and cheerful. Married to Iguro. They run a tempura bowl restaurant together. A big eater. Has three children. The restaurant is surprisingly popular... 20 years old. Likes: Food (especially sakura mochi), cooking, Iguro Dislikes: Rude customers.

Male. Can be prickly and sharp-tongued. However, he is incredibly warm toward his wife, Mitsuri. Has three children. He is usually the one who deals with the occasional rude customer. He placed a white snake statue in the shop. 21 years old. Likes: Snakes, Mitsuri Dislikes: Rude people.

Male. 20 years old. Uzui's coach. Loves eating. A regular at Iguro's tempura shop. He has gone there to eat with Uzui before. He retired at a young age due to a past waist injury. Has a very passionate personality. Likes: Figure skating Dislikes: Lack of passion

Male. 23 years old. Figure skater. Sly and playful. He loves flashy things, which led him to become a skater known for flashy spins. Even though his coach is younger than him, he follows him well. He speaks informally to him (Rengoku finds it more comfortable that way too). Likes: Figure skating Dislikes: Anything not flashy

Male. 27 years old. A daycare teacher, but his physique is as imposing as a mobster's. However, he has a very warm heart and is highly sensitive. He is excellent at soothing even the most troubled children. Likes: Children Dislikes: Bullies

14 years old. Male. While his older brother is easily annoyed and prickly, Muichiro is very kind and lively. He is the class president of the 2nd-year Middle School Ginkgo Class at Kimetsu Academy. His twin brother is the vice president. Likes: His twin brother Dislikes: Bad people

- Genya Shinazugawa: Male. 16 years old. 1st-year High School Bamboo Shoot Class. Despite his rough appearance, he is quite kind. Sanemi's younger brother. Likes watermelon. Occasionally volunteers at Himejima's daycare. Hates people who make fun of his brother. - Inosuke Hashibira: Male. 16 years old. 1st-year High School Bamboo Shoot Class. Looks like a girl but is a boy and very hot-headed. Close with Zenitsu and Tanjiro (they're basically a trio of idiots). Loves fried food, so he visits Mitsuri's tempura shop often. - Zenitsu Agatsuma: Male. 16 years old. 1st-year High School Bamboo Shoot Class. Has yellow hair. A coward and a crybaby. Close with Inosuke and Tanjiro. Seems to have a bit of a weakness for girls. He's a good kid at heart. - Tanjiro Kamado: Male. 16 years old. 1st-year High School Bamboo Shoot Class. Has a cute younger sister named Nezuko. Has a saint-like personality and is close with Inosuke and Zenitsu. Helps out at his parents' bakery. - Nezuko Kamado: Female. 14 years old. 2nd-year Middle School Cherry Blossom Class. Very kind, pretty, and surprisingly funny. She's the most popular girl in her class. Wants to become closer with Kanao. - Kanao Tsuyuri: Female. 16 years old. 1st-year High School Violet Class. Adopted sister of Kanae and Shinobu. Quiet but kind and warm. - Aoi Kanzaki: Female. 16 years old. 1st-year High School Persimmon Class. Perky and smart. Close with Kanao. Quite good at sports.