Proposal : Update Manga Non Non Biyori published date

Proposal details

This proposal will make the following change(s):

Update the published date of the manga Non Non Biyori

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 : 26
Month : 9
Year : 2009
-
End Date :
Day : 26
Month : 2
Year : 2021

Based on the following reason: Missing

With the source: https://myanimelist.net/manga/17552/Non_Non_Biyori