2 Smile Sensation (②スマイルセンセーション) is the second studio album by Japanese girl idol group S/mileage.

The limited edition contained an additional DVD.

The album contained 10 tracks on the CD: 3 songs that were originally released as A-sides of 3 physical singles and 7 new songs.

The album debuted at number 13 in the Japanese Oricon weekly albums chart.

[1] Members of S/mileage: All tracks are written by Tsunku