People followed Jojo's Bizarre Adventure page 1

Stuff containing comics by Hirohiko Araki in the JJBA universe! There are also some doujins included later in the list. 

Some manga/spinoffs/doujinshis aren't available on MGG, so here they are from other sources:

Crazy Diamond's Demonic Heartbreak - https://mangadex.org/title/0d89de3b-454b-422e-9eed-c17402cf1604/jojo-s-bizarre-adventure-crazy-diamond-s-demonic-heartbreak

Until it Eventually Turns White (dj) - https://myreadingmanga.info/umaru-denchu-until-it-turns-white-jojo-dj-eng/