Any yaoi manga where the uke bleed during sex?

http://www.mangago.zone/read-manga/scarlet/

http://www.mangago.zone/read-manga/koishite_daddy/

http://www.mangago.zone/read-manga/6mm_no_taboo/ (ch.2)

Following...

http://www.mangago.zone/read-manga/rift_conro/

finder

http://www.mangago.zone/read-manga/love_is_an_illusion/?YDyg (ch.76)