Yoko Kamio has been certified by Guinness World Records for "Hana Yori Dango" (Boys Over Flowers) being the most published shojo series by a single author. It has over 59 million volumes in circulation

Image © Yoko Kamio, Shueisha pic.twitter.com/CJPzRogi4e

— Manga Mogura RE (@MangaMoguraRE) April 19, 2023