is a renowned Japanese singer and actor. He performs as T.M.Revolution (TMR), which stands for although the name stems from the famous 80s pop electronic band TM Network. Despite most of his songs being written by Akio Inoue and composed/arranged by Daisuke Asakura (also TMR's former producer), T.M.Revolution is considered Nishikawa's solo project. Nishikawa is also known for contributions of ending and opening themes to many notable anime and game series.