Hirata Rikako was the leader of SKE48's Team S. She is currently affiliated with Mousa.
SKE48's First Extracirricular Class
SKE48 Spring Concert 2012
SKE48 Request Hour Setlist Best 50 2012
Idols' Tears: Documentary of SKE48
The SKE48 Request Hour Setlist Best 50 2011
SKE48 Request Hour Setlist Best 30 2010
It's going to be a Kami-Concert
「見逃した君たちへ」チームS 3rd Stage「制服の芽」公演
「見逃した君たちへ」チームS 2nd Stage「手をつなぎながら」公演
