Kouji Kinoshita (木下浩二, Kinoshita Kōji), born August 23, 1979, is a guitarist best known in the VOCALOID community for performing as part of the band that performed in the 2011 Tokyo and Sapporo VOCALOID concerts (Hatsune Miku Live Party Mikupa) and, subsequently, at the 2011 Singapore VOCALOID concert as part of Rock Your Soul - Super Anisong Concert.

He was the only guitarist performing at the Tokyo concert. Kouta Nakamura joined the band for the first time at the Sapporo concert and remained with them for their Singapore performance.

In 2013, he played at the Mikupa Sapporo performance, "39's Spring the 3rd Synthesis" performance in Kansai, and Summer Sonic Festival performance.

In 2015, he returned as the guitarist for the MUSIC STATION Ultra FES performance.

Kouji Kinoshita is the vice president of SYNC LIVE JAPAN INC. and now works as a sound producer.