Hoyumi (歩弓) is a Japanese pop singer. She is a former member of ROCO GIRLS under 4C Co. Ltd.
Prior to joining ROCO GIRLS, she was a member of NICE GIRL Project! as a member of NICE GIRL Project! Kenshuusei, having joined on April 29, 2010. She was also a member of the NICE GIRL Project! sports unit, "Angel Chatters".
- Name: Hoyumi (歩弓)
- Nicknames: Gucchii (グッチー), Hoyu (ほゆ)
- Birthdate: June 26, 1998
- Birthplace: Kanagawa, Japan
- Blood type: A
- Height: 145cm
- Hobbies: Reading magazines and manga, singing, fashion
- Special Skill: Dancing
-  Wednesday ~ Another World (Wednesday～アナザーワールド)
-  Hagane no Onna (ハガネの女; Woman of Steel)
-  Majisuku Gakuen (まじスク学園) as Miharu
- She was the shortest member of ROCO GIRLS.
- She has modelled for Miracle House.
- It seems that ROCO GIRLS disbanded in 2012, as they graduated from 4C.
- Her favorite colors are purple, red, white, and black.
- Her favorite food is meat.
- Her least favorite food is mushrooms and seafood.