Proposal : Update Manga Otona Keikenchi published date

Proposal details

This proposal will make the following change(s):

Update the published date of the manga Otona Keikenchi

Change the published date from :
Start Date :
Day : Unknown
Month : Unknown
Year : 2007
-
End Date :
Day : Unknown
Month : Unknown
Year : 2008

to

Start Date :
Day : 25
Month : 8
Year : 2007
-
End Date :
Day : 25
Month : 8
Year : 2008

Based on the following reason: Update

With the source: https://www.anisearch.com/manga/13872,otona-keikenchiI