Week (Do As Infinity song)

"Week!"
Single by Do As Infinity
from the album Deep Forest
ReleasedMay 30, 2001
GenreJ-pop
Length13:51
Labelavex trax
Songwriter(s)Dai Nagao
Producer(s)Dai Nagao, Seiji Kameda
Do As Infinity singles chronology
"Tōku Made"
(2001)
"Week!"
(2001)
"Fukai Mori"
(2001)

"Week!" is the ninth single by Do As Infinity, released in 2001. The B-side, "Tsuredzure Naru Mama ni", is the only studio-recorded song by the guitarist Ryo Owatari, who also wrote the lyrics. The melody parallels that of song "Yesterday & Today". It was used as the theme song for the drama Yome wa Mitsuboshi.

This song was included in the band's compilation albums Do the Best and Do the A-side.