Your Song

Froggie has been listing to the radio and heard a good tune. Froggie doesn't know what the song was called, but he remembered a part of the song. Maybe you can help him out?
Moshimo negai ga kanau no naraba - Boku wa itsudemo kimi ni ai ni iku - Ikutsumo no yoru koete kita darou - Kimi ni sasageru tada kono uta wo

Sorry that was the wrong answer, try again!