Natsume Arata no Kekkon
夏目アラタの結婚 · なつめ あらた の けっこん
est. Rough estimate based on volume count, reprints and magazine — not an official figure
Overview
Arata Natsume works at a child guidance center, is in his thirties and single with no plans for marriage. But one day, he receives a request from the child he was in charge of, Takuto, to "meet the criminal who killed his father". That serial killer is Shinagawa Shinju, also known as the "Shinagawa Pierrot". Nominated for the Tsugimanga 2020 Award in the Manga Category.
Source: AniList
External databases: AniList
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