White Promise（LOST:SMILE）

"White Promise" is the theme song for LOST:SMILE. Nayugorou sang, Islet composed and arranged, with lyrics by Major Tomu.

Materials

"White Promise" is the theme song for LOST:SMILE. Nayugorou sang, Islet composed and arranged, with lyrics by Major Tomu.

Related entries

• Works used:LOST:SMILE memories
• Works used:LOST:SMILE promises
• Performed by:なゆごろう
• Composition and arrangement:Islet
• Lyrics:Major Tomu
• Included albums:LOST: SMILE digital soundtrack

References

• Production materials for the second part of LIFE0:LOST:SMILE

Data compiled on: 2026-10-07.