Proposal : Update Series Chi.: Chikyuu no Undou ni Tsuite original source

Proposal details

This proposal will make the following change(s):

Update the original source of the series Chi. Chikyuu no Undou ni Tsuite

Change the original source from Unknown to Manga

Based on the following reason: Missing

With the source: https://myanimelist.net/anime/52215/Chi__Chikyuu_no_Undou_ni_Tsuite