Koko wa Yasashii Niwa
ここはやさしい庭 · ここ わ やさしい にわ
est. Rough estimate based on volume count, reprints and magazine — not an official figure
Overview
"Mamoru" is a guy who hates to work hard in vain since childhood because he couldn't get his mother's love no matter how hard he tried. One day, a strange guy, Kaoru, appears and identifies himself himself as his "brother". Because he was wounded, he stayed with Kaoru for the time being, but what will this event develop itself into?
Source: AniList
External databases: MADB · AniList
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections