M Game is a Manga/Manhwa/Manhua in (English/Raw) language, SUGGESTIVE
series, english chapters have been translated and you can read them here. You are reading M Game chapters on https://mangabtt.com, fastest updating comic site. The Summary is
In the past, plump and rounded women were considered the pinnacle of female beauty. Now, society, and in turn women themselves, changed the ideal female figure. This story is about a young boy and his battle against society's stigma towards healthy women. He is the guardian of plump women around the world, and he will not stop until society realizes what is true female beauty. His name is Takehaya Susanono Mikoto and he is the 150th Guardian of the "Muchi Muchi."