Nakashima Mika has premiered the MV for her new song "SYMPHONIA."

This will be released together with "Shiritai Koto, Shiritakunai Koto" as a double A-side single on October 27. It's the theme song for the new mobile app game 'takt op. Unmei wa Shin Akaki Senritsu no Machi wo,' and the ending theme for the anime 'takt op.Destiny.'

In the video, Nakashima captivates as she sings with so much expression. This will be included in the single's Limited Edition DVD.