Quick answer — Futakoi Alternative: the opening theme is "New World" and the ending theme is "Bokura no Jikan" (plus 2 more).
The Futaba Detective Agency, being run by Rentarou, who has taken over the family business, after his father's death 3 weeks ago. Along with Sara & Souju, his live-in identical twin assistants, he ends up running afoul of the local Yakuza. Futakoi Alternative is a comedy, drama, and romance anime produced by ufotable, first airing in Spring 2005. It ran for 13 episodes and is finished.
Also known as: Futakoi 2 · Twin Love Alternative
Futakoi Alternative has 13 episodes and is finished.
Futakoi Alternative was produced by ufotable and released in 2005.
Futakoi Alternative is classified under Comedy, Drama, Romance.
Futakoi Alternative premiered in Spring 2005.
The opening theme of Futakoi Alternative is "New World".
The ending theme of Futakoi Alternative is "Bokura no Jikan".
Futakoi Alternative is an original anime.
Futakoi Alternative has 1 opening and 3 ending theme songs: OP1: "New World"; ED1: "Bokura no Jikan"; ED2: "Bokura no Jikan ~memory~"; ED3: "Bokura no Jikan ~with you~".












Character data from AniList.
Fans also recommend: