Proposal : Update Manga Hinamatsuri published date

Proposal details

This proposal will make the following change(s):

Update the published date of the manga Hinamatsuri

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 : 15
Month : 6
Year : 2010
-
End Date :
Day : 15
Month : 7
Year : 2020

Based on the following reason: Missing