Proposal : Update Manga GANTZ/EXA published date

Proposal details

This proposal will make the following change(s):

Update the published date of the manga GANTZ/EXA

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 : Unknown
Month : Unknown
Year : 2010
-
End Date :
Day : Unknown
Month : Unknown
Year : 2010

Based on the following reason: Missing

With the source: https://myanimelist.net/manga/23864/GANTZ_EXA?q=%20GANTZ%2FEXA&cat=manga