| May 25, 2012|
| CD, CD+DVD|
"'Haina!" (ハイナ！) is the fifth single of NYC released on May 25, 2012. It was certified Gold by the Recording Industry Association of Japan.
“Haina!” is described as the perfect summer tune that everyone can sing and dance to. It was chosen as the ending theme song for the TBS variety program called ‘Akarui☆Mirai‘, which started airing last April 22, 2012.
The single will be released in three different version. Limited Edition A, Limited Edition B and a Regular Edition.
Haina! debuted at no. 2 spot just behind AKB48's "Manatsu no Sounds Good!" on Oricon Daily Single Chart with 38,740 sales. It sold a total of 91,082 copies in its first week.