The 19 year old actress, Mayu Matsuoka, got a big push
in her career when she appeared in the NHK morning drama
'Amachan'... But she has actually appeared in many projects.
Riho was so cute when she was sneaking in for
the surprise, with many kawaii facial expressions!
Mayu chan is pretty cute herself, as in this CM
いいなCM グリコ乳業 アワリッチ 松岡茉優 「泡ラ手マシン」篇