Ru:Run

 was a group formed in April 2015. It contained former Hello Pro Kenshuusei member Tanaka Karen.

In March 2016, it was announced that Ru:Run and Ryuuseigun Shoujo would merge and become Zenryoku Shoujo R. Ru:Run's final live event was held on April 19th.

The group disbanded in 2016 and merged with Shooting Star Girls to form Zenryoku Shoujo R.

Members

 * Momokawa Haruka (百川晴香; )
 * Yamashita Haruhi (山下はるひ; )
 * Emuro Rika (江室里香; )
 * Tanaka Karen (田中可恋; )
 * Sato Erika (佐藤絵里香; )

Singles

 * [2015.09.16] Atsu-Atsu Ping-Pong Show
 * [2015.12.09] Kurae! Tamashii no Ippai