Ryoka Oshima (大島 涼花, Oshima Ryoka, born 21 October 1998 in Kanagawa Prefecture) is Japanese actress and former singer. She is a former member of the Japanese idol girl group AKB48. She was a member of AKB48's Team B.
Ryoka Oshima (大島 涼花 Oshima Ryoka, lahir 21 Oktober 1998) adalah seorang mantan anggota grup vokal perempuan idola Jepang AKB48. Ia adalah anggota Tim B dari AKB48. (in)
Ryoka Oshima (大島 涼花, Oshima Ryoka, born 21 October 1998 in Kanagawa Prefecture) is Japanese actress and former singer. She is a former member of the Japanese idol girl group AKB48. She was a member of AKB48's Team B. (en)