Daiki Mihara (三原大樹; born March 16, 1997) is a Japanese actor from Hokkaido, Japan. He is known for his appearances in Japanese films, television dramas, and stage productions. His early television credits include the drama series 35-sai no Koukousei (2013), in which he portrayed Yosuke Shinohara. In 2015, he played Yuki Hayase in the horror film Death Forest 3 and appeared in Wait for Me at Udagawachō and Yarukkya Knight. In addition to his screen work, Mihara has remained active in Japanese theater, performing in numerous stage productions.