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| Key | Song | Notes | Artist |
|---|---|---|---|
| 41611 | Ueta Taiyou (餓えた太陽) | Janne Da Arc | |
| 40165 | Ue wo Muite Arukou (上を向いて歩こう) | aka Sukiyaki | Kyu Sakamoto |
| 41330 | U+K | Gackt | |
| 14447 | Ulan | Rivermaya | |
| 27469 | Ulan | Cueshé | |
| 42602 | Ultra Music Power | Hey! Say! JUMP | |
| 26724 | Umaaraw, Umuulan | Rivermaya | |
| 40414 | UNBALANCE Na Kiss o Shite (アンバランスなKissをして) | Yuu Yuu Hakusho ED3 | Hiro Takahashi |
| 20562 | Un-Break My Heart | Toni Braxton | |
| 25456 | Underneath Your Clothes | Shakira | |
| 41765 | UNDO | Fullmetal Alchemist OP3 | COOL JOKE |
| 43186 | UNIVERSAL BUNNY (ユニバーサル・バニー) | Macross Frontier Movie 1 Insert Song | Sheryl Nome starring May'n |
| 25774 | Unwell | Matchbox Twenty | |
| 20638 | Uptown Girl | Billy Joel | |
| 43696 | Utakata Hanabi (うたかた花火) | Naruto Shippuden ED14 | supercell |