Koi no Vacance (恋のバカンス; Vacation of Love) is the debut single of the Hello! Project duo, W. The single was released on May 19, 2004 on the Zetima label, the single V was released on June 23, 2004. All three tracks are covers of songs originally recorded by The Peanuts; tracks 2 and 3 are exclusive to this single. The single peaked at #5 on the Oricon charts and sold a total of 39,226 copies. The single V peaked at #1 on the Oricon charts and sold 12,281 copies total.