Project.R
For the various series, Columbia has taken various popular vocalists of anime songs and brought them together in a group called Project.R (the "R" stands for "Ranger"). The opening and ending themes and the insert songs are performed by individual members or a subset of members of Project.R. Several songs are performed by long standing theme song singers who are not included as being members of Project.R (the songs are composed by Project.R members, though). These artists are Shinichi Ishihara, MoJo, Akira Kushida, Takayuki Miyauchi, Koji Onoda, Ichirou Mizuki, and Make-Up. Initial success . The single of the opening and ending themes of "Engine Sentai Go-onger" reached #4 on the Oricon Weekly Rankings Charts in its first week, selling 22,000 records. It is the first theme song single for any Super Sentai series to reach the Oricon's top ten list, reaching #3 on its first day of sale, March 19, 2008, and remaining in the top 20 for four weeks.