Tsukushi is mika's first voice acting role; however she has been previously involved with the BanG Dream! franchise. She has played as a support artist for all the live bands and was also Megu's and Ayaka's drum instructor. She has also done the motion capture for most of the CGI MV's of the franchise.
She has played the drums ever since she was 16, and when she was 18, she moved into Tokyo and entered ESP Musical Academy (ESPミュージカルアカデミ). After graduating she became a drum instructor.