Yoshi Bones (born July 4, 2027 in Osaka, Japan) is one of the adoptive sons of Joanne and Louie Bones and the vigintuplet brother of Takumi, Ayaka, Kenji, Mao, Ai, Yuki, Kenta, Yuta, Kouki, Sakura, Sota, Ku, Megumi, Miyu, Daito, Tomoyo, Ren, Rina and Momoka.
Yoshi is short and skinny with tannish-pale skin, jet-black hair and huge dark eyes. He wears a red dinosaur T-shirt, black jeans and white kicks.
Yoshi is kind, loving and caring. He loves plants and animals.
- Father: Louie Bones
- Mother: Joanne Bones
- Brothers: Takumi Bones, Kenji Bones, Kenta Bones, Yuta Bones, Kouki Bones, Sota Bones, Ku Bones, Daito Bones, Ren Bones
- Sisters: Ayaka Bones, Mao Bones, Ai Bones, Yuki Bones, Sakura Bones, Megumi Bones, Miyu Bones, Tomoyo Bones, Rina Bones, Momoka Bones
- His full name is Yoshi Aito Bones
- He likes origami
- He and his vigintuplet siblings are fans of Pokémon
- His favorite food is sushi
- His least favorite food is kikurage mushrooms and sea cucumbers