|“||Don't think you've won just yet! I'll just offer the Jamen Beast my dark energy in the end!||„|
|~ Final words before death.|
The Music Jamen is a Music-based Jamenshi of Dark Empire Yodonheim whose dark energy was used to release Stage Shellga and one of two antagonist (the other is a Stage Shellga) in episode 10 of 2020 TV series called Mashin Sentai Kiramager.
He is voiced by Kenichiro Matsuda who previously voiced Yokai Mokumokuren from 2015 TV series called Shuriken Sentai Ninninger and Anidara Maximoff from 2018 TV series called Kaitou Sentai Lupinranger VS Keisatsu Sentai Patranger.
He made his first appearance as he launch these special tickets right into the hearts of Juru Tametomo and Sena leaving them in a comatose state except for the princess due to unique skin.
A while later one of Shiguru's fan named Iyo Kodera has confirmed that she has been approach by the Music Jamenshi giving her the stage name Yodomihime. See during the flashback that's been told by her that she met the Music Jamen at her apartment as he granted this girl's wish to become an idol which she happily accepts without any hesitation. However thanks to Sayo she used her device as it revealed the Music Jamen has indeed possess this fan girl which looks like she was giving him a piggy back ride.
With that said Shiguru and Sayo transformed as they battle this Jamenshi. However the Music Jamen instead gives Iyo a piggy back ride as the duo gives chase to this Jamen, but the Music Jamen summons an army of Bechats to keep the Kiramager occupied as he makes a getaway, but they were easily destroyed by Shiguru. A while later Sayo manage to stop this Music Jamen in his path, but as soon as she was about to open fire on him, but thankfully one of Bechats takes the hit. After that the Music Jamen left the area after he sent them an invitation.
Later that day the Music Jamen was at the head of his mask bead as he welcomes everyone to this "concert" as they were going to be eaten by the Stage Shellga. A while later he made himself invisible as Iyo performs her song that'll create the darkness to feed this beast, but turns out nobody came which surprised them. Turns out it was Sayo's doing as she opens fire on the curtain that's been generating the darkness destroying it thus removing the cursed tickets from the human body making this concert canceled. However he still have Iyo as a hostage, but thanks to Shiguru's inspiration he manage to land a hit on the Jamenshi without killing Iyo. Which by then the Music Jamen was eliminated.
In episode 24 Music Jamen was mentioned by Carantula that he was able to assimilate and possessed a human who was one of Shiguru's fan.
- Music Jamen's bodysuit is reused from the Joystick Jamen.
- Music Jamen's head has a slightly similar design to the head of the incomplete suit of both Kamen Rider Grease and Kamen Rider Cross-Z Charge from 2017 TV series called Kamen Rider Build and the head of Iron Ring Mask from 1975 TV series called Himitsu Sentai Goranger.
- Music Jamen is first music-themed sentai monster since Yokai Tengu from 2015 TV series called Shuriken Sentai Ninninger.