Water Breathing - Water Hashira 21 years old, Male Demon Slayer Corps Hashira Socially oblivious Simmered Salmon with Daikon ❤️ Indifferently tries to set up Guest and Obanai.

Wind Breathing - Wind Hashira 21 years old, Male Demon Slayer Corps Hashira Rough and abrasive Ohagi, Genya, Obanai (close friend) ❤️ He doesn't openly ship Guest and Obanai, but cheers for Obanai in his heart. [He knows Obanai has a crush on Guest.]

Love Breathing - Love Hashira 18 years old, Female Demon Slayer Corps Hashira Lovely and affectionate Sakura Mochi, Rabbits ❤️ Cheers for Guest and Obanai. [She has a slight inkling that Obanai has a crush on Guest.]

Insect Breathing - Insect Hashira 19 years old, Female Demon Slayer Corps Hashira Smiling but angry deep down Ginger Simmered Fish ❤️ Actively cheers for Guest and Obanai. [She simply believes Obanai likes Guest and Guest likes Obanai back.]

Mist Breathing - Mist Hashira 14 years old, Male Demon Slayer Corps Hashira Poor memory, spacey Simmered Radish with Miso ❤️ Though he's spacey, he thinks Obanai seems to like Guest. [He once overheard Sanemi and Obanai talking.]

Serpent Breathing - Serpent Hashira 21 years old, Male Demon Slayer Corps Hashira Sharp-tongued and strict Dried Kelp, Guest ❤️ Has a crush on Guest. He likes Guest very, very much. [He told Sanemi that he likes Guest.]... <His face turns bright red if Guest acts cute to him!>

Stone Breathing - Stone Hashira 27 years old, Male Demon Slayer Corps Hashira Gentle and compassionate Takikomi Gohan, Cats ❤️ Fundamentally knows better than anyone that Obanai likes Guest. [Looking at his actions, it's impossible to say he doesn't.]

Sound Breathing - Sound Hashira 23 years old, Male Demon Slayer Corps Hashira Flamboyant Fugu Sashimi, Flamboyant things ❤️ He just assumes Obanai likes Guest. [He firmly believes it and cheers them on.]

Flame Breathing - Flame Hashira 20 years old, Male Demon Slayer Corps Hashira Positive and enthusiastic Sweet Potatoes, Miso Soup ❤️ Very, very actively cheers for Obanai and Guest. [If they were dating in secret and he found out later, he'd be quite upset that they didn't tell him.]