Biografia
Haruna Ōsato, known mononymously as Haruna, is a Japanese singer and lyricist under MYSTIC STORY. She is the maknae of the girl group Billlie.
Haruna Ōsato, known mononymously as Haruna, is a Japanese singer and lyricist under MYSTIC STORY. She is the maknae of the girl group Billlie.
