Gaman Shite mo, Dechau.
ガマンしても、でちゃう。 · がまん しても でちゃう
est. Rough estimate based on volume count, reprints and magazine — not an official figure
Overview
1-6. Oneechan ni Amaechau Ohanashi. (お姉ちゃんにあまえちゃうお話。) 7-12. Oshikko ga Dechau Ohanashi. (おしっこが出ちゃうお話。)
Source: AniList
External databases: AniList
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections