100 mono Tobira

"100 mono Tobira"
Standard edition cover
Single by Rina Aiuchi and U-ka Saegusa
from the album U-ka saegusa IN db III
B-side	"Nazo (Rearrange Version) Still for Your Love (Rearrange Version)"
Released	June 14, 2006 (2006-06-14)
Genre	J-pop anime song
Length	3:37
Label	Giza Studio
Songwriter(s)	Rina Aiuchi U-ka Saegusa Katsuo Ōno
Producer(s)	Kannonji
Rina Aiuchi singles chronology
"Miracle" (2006) "100 mono Tobira" (2006) "Bara ga Saku Bara ga Chiru" (2007)
U-ka Saegusa singles chronology
"Fall in Love" (2006) "100 mono Tobira" (2006) "Everybody Jump" (2006)

"100 mono Tobira" (100もの扉, lit. "100 Doors") is a song by Japanese singer-songwriters Rina Aiuchi and U-ka Saegusa. It was released on 14 June 2006 through Giza Studio, for the soundtrack of the Japanese animated television series Case Closed, for which the singers formed a special duo, Rina Aiuchi & U-ka Saegusa. The single reached number eight in Japan and has sold over 29,975 copies nationwide.^[1] The Japanese idol group, Sparkling Point were credited as the backing vocals for the song.