Proposal : Update Manga Sakamoto desu ga? published date

Proposal details

This proposal will make the following change(s):

Update the published date of the manga Sakamoto desu ga?

Change the published date from :
Start Date :
Day : Unknown
Month : Unknown
Year : Unknown
-
End Date :
Day : Unknown
Month : Unknown
Year : Unknown

to

Start Date :
Day : 11
Month : 8
Year : 2011
-
End Date :
Day : 14
Month : 12
Year : 2015

Based on the following reason: Missing

With the source: https://anilist.co/manga/78649/Havent-You-Heard-Im-Sakamoto/