Rin-chan Now!

Rin-chan Nau! (リンちゃんなう！) is a song by and performed by  and.

It tells a "story" on how Miku and Luka are overly attached to Rin, to the point they border harassment. They bother her in any way possible and talk about the most trivial things about her, while they try to get "cute" reactions from her.

Trivia

 * According to Owata-P, this song was inspired by Hiro Tamura's doujinshi "Rin-chan Now" on 2009.