Ookami-kun wa Hanasanai
オオカミくんははなさない · おおかみくん わ はなさない
est. Rough estimate based on volume count, reprints and magazine — not an official figure
Overview
Several months after becoming lovers, Usami and Shirou are very happy, but...?! Note: Includes one extra chapter.
Source: AniList
External databases: MADB · Wikidata · AniList
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections