# Theory of Happiness — FTISLAND

<https://hit-masters.com/tracks/ftisland-theory-of-happiness-ivtsWSkxkgo>

[Accueil](https://hit-masters.com/) › [FTISLAND](https://hit-masters.com/artists/ftisland-UCeYes53L01fdS4SiNv-ldxw) › [Theory of Happiness](https://hit-masters.com/albums/ftisland-theory-of-happiness-MPREb_ILpqYdWpxWX) › [Theory of Happiness](https://hit-masters.com/tracks/ftisland-theory-of-happiness-ivtsWSkxkgo)

« Theory of Happiness » par FTISLAND. Sur l’album « Theory of Happiness » (2025). 1 M écoutes sur YouTube Music.

| Champ | Valeur |
| --- | --- |
| Artiste | [FTISLAND](https://hit-masters.com/artists/ftisland-UCeYes53L01fdS4SiNv-ldxw) |
| Album | [Theory of Happiness](https://hit-masters.com/albums/ftisland-theory-of-happiness-MPREb_ILpqYdWpxWX) |
| Année | 2025 |
| Durée | 4:07 |
| Certification | [Maquette (Commune)](https://hit-masters.com/ranks/demo) |
| Écoutes YouTube Music | 1 000 000 |
| YouTube Music | [https://music.youtube.com/watch?v=ivtsWSkxkgo](https://music.youtube.com/watch?v=ivtsWSkxkgo) |

## La certification

Certification des titres dont l’indice de popularité va de 0 à 640 000. Probabilité publiée par disque tiré : 70 %. Rareté : Commune.

## Encore FTISLAND

- [Because I Don't Know How to Love (2023) (사랑하는 법을 몰라서 (2023)) – FTISLAND (Disque d’or)](https://hit-masters.com/tracks/ftisland-because-i-dont-know-how-to-love-2023-2023-CYrgl6Yo5xQ)
- [Unthinkable – FTISLAND (Face B)](https://hit-masters.com/tracks/ftisland-unthinkable-gsDWu5pyaWQ)
- [BURN IT – FTISLAND (Face B)](https://hit-masters.com/tracks/ftisland-burn-it-UgBfFHvXNnY)
- [Sage – FTISLAND (Face B)](https://hit-masters.com/tracks/ftisland-sage-BMGX9lLdPk0)
- [Serious – FTISLAND (Face B)](https://hit-masters.com/tracks/ftisland-serious-pnrmW_Man7I)
- [Like The First Day – FTISLAND (Maquette)](https://hit-masters.com/tracks/ftisland-like-the-first-day-apZeMNBM5Gw)
- [Lemonade – FTISLAND (Maquette)](https://hit-masters.com/tracks/ftisland-lemonade-rsmaqPWGBzE)
- [The rose of Versailles (Original Soundtrack from the Webtoon The Siren : Becoming the Villain′s Family) – FTISLAND (Maquette)](https://hit-masters.com/tracks/ftisland-the-rose-of-versailles-original-soundtrack-from-the-0rrHGzrs0Z8)

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