Proposal : Create a new Manga

Proposal details

This proposal will make the following change(s):

Create a new manga named Bocchi the Rock! Gaiden: Hiroi Kikuri no Fukazake Nikki

Based on the following reason: Missing

With the source: https://anilist.co/manga/163400/Bocchi-the-Rock-Gaiden-Hiroi-Kikuri-no-Fukazake-Nikki/