|Born||January 2, 1979|
|Years active||1999 -|
Tsuyoshi Matsubara (松原 剛志 Matsubara Tsuyoshi) is a Japanese singer and actor originally from Tokyo. He is a founding member of the vocal group Project DMM and in recent years has been a member of the Nippon Columbia group Project.R, gaining prominence as the vocalist for the 35th anniversary Super Sentai Series Kaizoku Sentai Gokaiger's opening theme song. Matsubara has also appeared in various musical productions in Japan, including performing as Enjolras in a production of Les Miserables and Jack in Into the Woods. He began being interested in an anison career when he was 16 and was taught by Ichirou Mizuki before debuting in the Ultra Series vocal ensemble Project DMM.
- "「海賊戦隊ゴーカイジャー」主題歌シングルがリリース！ "スーパー戦隊主題歌シリーズ"iTunes配信情報も！ 音楽ニュース : リッスンジャパン". 2011-02-24. Retrieved 2011-07-17.
- "海賊戦隊ゴーカイジャー 主題歌特設サイト｜日本コロムビア". Retrieved 2011-07-17.
- "海賊戦隊ゴーカイジャー｜松原剛志オフィシャルブログ「THIS ONE'S FOR YOU」Powered by Ameba". 2011-01-29. Retrieved 2011-07-17.