1+1=2

1+1=2 is the sixth single by Zwei. The lead track was used as the opening theme for the variety show Private Lesson II.

Single Information

 * All Lyrics: Maeda Takahiro
 * All Composition: Oshima Kousuke

Tracklist

 * 1) 1＋1=2
 * 2) Garakuta (がらくた)
 * 3) 1＋1=2 （Instrumental）
 * 4) Garakuta (がらくた) （Instrumental）