Itsuki Hirata (Japanese: 平田 樹, Hepburn: Hirata Itsuki, born August 24, 1999) is a Japanese professional mixed martial artist. She is currently signed to ONE Championship, where she competes in the atomweight division. Hirata trained in judo throughout childhood before switching to mixed martial arts (MMA) upon graduating high school. After winning the third season of the Japanese reality television series and MMA competition Fighting Agent War in 2018, Hirata earned a contract with ONE and made her professional debut in 2019.