Ojima Chika is a former member of Idoling!!!, Girl (s) ACTRY, and Maintenance. She debuted as a member of Girl (s) ACTRY in March 2010 and graduated upon disbandment in 2015. She debuted in Idoling!!! shortly after in April 2010 after passing the audition at the end of the previous year. After their disbandment she joined Maintenance in November 2015 and left in March 2017. Chika was born on April 19, 1994 in Chiba, Japan. She is an actress and multi-talent idol. She is 5’4″ (163 cm), Measurements is 34-27-35 in(86-68-88 cm) Bra size is E.