Proposed by Closed Account on 08 Dec. 2022 at 08:44 PM
This proposal will make the following change(s):
Update the demographic of the anime Kagaku na Yatsura
Change the demographic from Unknown to Seinen
Based on the following reason: It is currently set as unknown
With the source: https://myanimelist.net/anime/15391/Kagaku_na_Yatsura