She was formerly a student at a performing arts school in Hiroshima.
She has been dancing since she was six years old.
She, along with Suzuki Kanon are the first members of Morning Musume that were born after the group's formation in 1997.
At school, her favorite class is lunch.
Tanaka Reina calls Riho a "big eater."
For her Morning Musume audition, she was #501
She has a scar on her chin, under her mouth
She has a little sister and a little brother.
She gets along with Suzuki Kanon the best
She likes to wear skirts.
She is a demanding person, often thought of as 'selfish'
Her mother speaks in Kansai dialect.
She's quick at remembering dances.
She was in FASHIONABLE with Morning Musume.
Is one of three Morning Musume members to have the bloodtype AB, the others being Kago Ai and Kamei Eri.
Her favorite Morning Musume song is Nanchatte Renai
She has her own radio show
Her official Morning Musume color is red
She wants to become the leader of Morning Musume