近藤 圭一

Kondou Keiichi is a Japanese composer, arranger, lyricist, producer and guitarist from Osaka, Japan. He is a member of SUPA LOVE, a music lyrics, composition, arrangement and production studio. 

He's composed music for many idol groups such as Johnny's groups, AKB48 and Hello! Project. In addition to idol groups, Kondou has composed music for anime as well.

VGMDb: http://vgmdb.net/artist/15432

Not to be confused with the identically-named character designer, Kondou Keiichi.