20 [Twenty] (stylized as 20 [twenty]) is the third studio album released in Japan by South Korean rock band F.T. Island. It is their second studio album under Warner Music Japan and third studio album overall in the country. Recorded in South Korea in the midst of the band's promotions there, the band aimed to make 20 [Twenty] their most mature album to date. The album spawned three singles prior to its release—"Let It Go!", "Distance", and "Neverland"—which all charted within the top ten spots of the weekly Oricon singles chart.