R.E.D.

R.E.D. is a single performed by Japanese pop singer Rokugen Alice which is used as the opening theme song of the film Kaiju of Retribution Tatsura.

Releases
The song is available in two albums:
 * Kaiju of Retribution Tatsura Original Soundtrack
 * Disc 1 - Track 1 (Vocal version) & Track 45 (Instrumental version)
 * The Best of Mahou Kaiju Series Music Anthology Disc 1 - Track 9

Trivia

 * The song is played again in the final battle of Tatsura vs. Hellbourne.