Lime-iro Senkitan: Nankoku Yume Roman
Japanese title: らいむいろ戦奇譚 南国夢浪漫
Alternative titles: Lime Iro Senkitan Nankoku Yume Roman, Raimuiro Senkitan: The South Island Dream Romantic Adventure (OAV), Southern Romance Story
Type: OVA
Source: Visual novel
Episodes: 2
Status: Finished Airing
Aired: Apr 23, 2004 to Jun 25, 2004
Duration: 28 min per ep
Rating: R - 17+ (violence & profanity)
Studios: Studio Hibari
Producers: KSS, Soft Garage
Genres: Action, Comedy, Ecchi
Themes: Mecha

With the battleship Amanohara seriously damaged and in need of repair, it lands on an island where a Gogyou festival has just begun. Shintaro Umakai and his five female students, known as Raimu Unit, enjoy a period of peace on the island. However, the enemy still pursues them. Umakai and his unit deal with the enemy while the five girls try to draw his attention.

(Source: ANN)