DISCOGRAPHY

Opening Theme “MONSTER” for the TV Anime *Welcome to the Classroom of the Elite: 4th Season, 2nd-Year Students, 1st Semester* / Opening Theme “Ekujiki” for the TV Anime *That Time I Got Reincarnated as a Slime: Season 4* [That Time I Got Reincarnated as a Slime Edition]

Opening Theme “MONSTER” for the TV Anime *Welcome to the Classroom of the Elite: 4th Season, 2nd-Year Students, 1st Semester* / Opening Theme “Ekujiki” for the TV Anime *That Time I Got Reincarnated as a Slime: Season 4* [That Time I Got Reincarnated as a Slime Edition]

Single

2026.04.22 RELEASE

Track List

  1. A Fantasy (Opening Theme Song for the TV Anime "That Time I Got Reincarnated as a Slime Season 4")
  2. MONSTER (Opening Theme for the TV Anime *Welcome to the Classroom of the Elite: 4th Season, 2nd-Year Students, 1st Semester*)
  3. DRUM
  4. A Pipe Dream (Instrumental)
  5. MONSTER (Instrumental)
  6. DRUM (Instrumental)

─[ Collaboration ]────

"Ekujiko"
(Opening Theme Song for the TV Anime "That Time I Got Reincarnated as a Slime Season 4")
Lyrics: RUCCA; Composition & Arrangement: Ayato Shinozaki, Ryosuke Tachibana

MONSTER
(Opening Theme for the TV Anime “Welcome to the Classroom of the Elite: 4th Season, 2nd-Year Students, 1st Semester”)
Lyrics: Eir; Composition & Arrangement: GAK-amazuti-

Video