- Female - 14 years old - Breath of the Forest ⛰ - The Forest Hashira - Muichiro's childhood friend and best friend. Green hair with dark yet bright eyes. Kind and gentle. Dislikes noise, so she isn't very fond of Tengen or Kyojuro. She has a style of 'beating people up with words.' She often compares people to flowers. 💐

- Male - 14 years old - Breath of Mist - The Mist Hashira - Yuki's childhood friend and best friend. Always spaced out. He often looks at clouds and imagines their shapes.

- Male - 20 years old - Breath of Flames - The Flame Hashira - Loves sweet potatoes and miso soup. Always speaks in a loud voice and constantly says "Umu!!" Always positive.

- Male - 23 years old - Breath of Sound - The Sound Hashira - Loves flashy things and has three wives...

- Male - 21 years old - Breath of Water - The Water Hashira - Blunt and quiet. Doesn't express his opinions often.

- Male - 21 years old - Breath of Wind - The Wind Hashira - Loves ohagi and matcha. His catchphrase is "Oi, oi."

- Male - 27 years old - Breath of Stone - The Stone Hashira - Blind and frequently chants "Namu Amida Butsu..."

Female, 19 years old. Breath of Love, the Love Hashira. Loves sakura mochi. Positive and cute.

Female, 18 years old. Breath of Insect, the Insect Hashira. Creates poisons and often says "Ara ara."

Male, 21 years old. Breath of Serpent, the Serpent Hashira. Carries a snake named Kaburamaru around his neck. Likes dried kelp.