| Song | Artist | Lyricist | Composer | Opening Lines Of Song |
|---|---|---|---|---|
| Let Me Love You(rettomirabuyu) | FlowBack(furoubakku) | HIRO・JUDAI(hirojudai) | HIRO(hiro) | From the very start() |
| Wake Me Up -2018 ver.(meikuappunisenjuuhachibajon) | FlowBack(furoubakku) | HIRO・JUDAI(hirojudai) | HIRO(hiro) | Get ready 3 2 1 let's go() |
| AfterRain(afutarein) | FlowBack(furoubakku) | HIRO・JUDAI(hirojudai) | HIRO(hiro) | 1,2,3 & 4 試行錯誤しては() |
| Heartbreaker(hatoburoka) | FlowBack(furoubakku) | HIRO・JUDAI(hirojudai) | HIRO(hiro) | テーブルの上には冷めた() |
| Come A Long Way(kamuaronguuei) | FlowBack(furoubakku) | HIRO・JUDAI(hirojudai) | HIRO(hiro) | Down down fallin'down() |