She played Matsuri Tatsumi (GoPink) in Kyukyu Sentai GoGo-V. She reprised the role in episode 23 of Kaizoku Sentai Gokaiger. In GoGo-V, she was credited as Monika Sakaguchi (坂口 望二香 Sakaguchi Monika), while Gokaiger credited her with her real name. She also guest starred as a teacher named Kana in episode 12 of Samurai Sentai Shinkenger. Besides on her role in Kyukyu Sentai GoGo-V, she is also famous by her role as Mariko in Ju-on: The Grudge.