Proposed by Mawoin on 09 Feb. 2023 at 03:38 PM
This proposal will make the following change(s):
Update the episodes duration of the anime Tanoshii Muumin Ikka Bouken Nikki
Change the episodes duration from Unknown to 25min.
Based on the following reason: Missing
With the source: https://anilist.co/anime/5712/Tanoshii-Moomin-Ikka-Bouken-Nikki/
