| Album | Wild Arms 2nd Ignition Original Soundtrack |
| Composer | Michiko Naruke |
| Disc | 1 |
| Track | 46 |
| Length | 1:04 |
| Instrumentation | Trombone, snare drum, French horn, glockenspiel, woodwind |
| Previous Track | Dungeon: Center of Filgaia |
| Next Track | Guild Galad |
Castle (Japanese:キャッスル)[1] is a song used in Wild Arms 2 as the background track for Meria Boule Castle.