DISCOGRAPHY

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

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

Single

2026.04.22 RELEASE

Track List

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

─[ Collaboration ]────

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

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

Video