By the time she reached junior high, she relocated to Osaka due to her father's work, but she continued to take lessons at the Okinawa Actors School during the weekend.
On 21 October 2021, Sony Music Entertainment Japan released all 81 of Chinen's songs internationally on digital streaming platforms to commemorate the 25th anniversary of her debut.
On 29 July 2020, Chinen was announced as part of the cast of the Toei tokusatsu drama Kamen Rider Saber.
[2] Chinen made her musical theatre debut in the Tokyo production of Jekyll & Hyde in December 2003.
The couple were expecting a child at the time she was cast in Jekyll & Hyde; her part was consequently reassigned to Ranran Suzuki.
Chinen announced she planned on taking maternity leave after the drama finished its season, and would continue working after becoming a mother.