Kusumi Koharu is the seventh generation member of Morning Musume chosen in the Morning Musume Audition 2005. She joined the Hello! Project kickbase team Metro Rabbits H.P., and she lends her voice to the main character in the anime series Kirarin Revolution (Kana: きらりん☁E��ボリューション) that started April 7, 2006. She also made her solo debut with her single Koi Kana, the opening theme of Kirarin Revolution.
* She is the second Morning Musume member to come from Niigata, following Ogawa Makoto.
* The word "miracle" is used in relation to Kusumi a lot (whether as a nickname or as a catchphrase) because the 7th generation auditions were to find the "ace" for Morning Musume, whom Tsunku dubbed would be a "miracle."
* During her audition, she stated that she prefers the "cool" images over "cute," and stated Yoshizawa Hitomi and Fujimoto Miki as the members she admires the most. She has also stated that Fujimoto Miki is her favorite celebrity on both Hello! Morning and Ongaku Senshi MUSIC FIGHTER.
* Her mentor figure within Morning Musume is Michishige Sayumi.
* She is the youngest artist to debut solo within Hello! Project.
Family Father, Mother, and older sister
Hobbies: Volleyball, which she played since 3rd grade of primary school and where she was captain of the team
Favorite color: Pink
Favorite food: Umeboshi flavored snacks, fruit, sweet dried plums, natto
Favorite celebrities: Morning Musume & Amuro Namie
Favorite H!P member: Fujimoto Miki
Liked Type: Kind