Gambaranakute mo Ee nen de!!

"Gambaranakute mo Ee nen de!!"
Single by S/mileage
from the album Warugaki 1
A-side"Gambara Nakute mo Ee nen de!!"
B-side"Gambara Nakute mo Ii n' Da yo!!" (in all editions)
ReleasedJuly 28, 2010 (2010-07-28) (Japan)
GenreJ-pop
LabelHachama
Songwriter(s)Tsunku
Producer(s)Tsunku
S/mileage singles chronology
"Yume Miru 15"
(2010)
"Gambaranakute mo Ee nen de!!"
(2010)
"Onaji Jikyū de Hataraku Tomodachi no Bijin Mama"
(2010)
Lilpri singles chronology
"Little Princess Pri!"
(2010)
Music video
"Gambara Nakute mo Ee nen de!!"
"Gambara Nakute mo Ii n' Da yo!!"
on YouTube

"Gambaranakute mo Ee nen de!!" (○○ がんばらなくてもええねんで!!) is the 2nd major single by the Japanese girl idol group S/mileage. It was released in Japan on July 28, 2010 on the label Hachama.

The physical CD single debuted at number 5 in the Oricon daily singles chart.

In the Oricon weekly chart, it debuted at number 6.