S&M Yaoi?

Ff

http://www.mangago.zone/read-manga/hogu_hagyeongsu/?av=2 (beware really twisted)
http://www.mangago.zone/read-manga/from_points_of_three/?av=2 (consensual + 3p occassionally)

http://www.mangago.zone/read-manga/void_zariya_ranmaru/
http://www.mangago.zone/read-manga/goshujinsama_to_wa_iwasemasen/ (they are trying it out together - really consensual and fluffy but nonetheless sm-dynamic)

http://www.mangago.zone/read-manga/itsuka_kimi_ni_korosareru/ (read with prequel)
http://www.mangago.zone/read-manga/hakui_no_shihaisha/ (consensual grooming of uke and Hardcore)
http://www.mangago.zone/read-manga/yoru_wa_tomodachi/
http://www.mangago.zone/read-manga/chou_to_hana_no_kankeisei/ (also the prequel but that is a heavy read, sequel is a lot lighter)

http://www.mangago.zone/read-manga/saezuru_tori_wa_habatakanai/ (of course!)
http://www.mangago.zone/read-manga/hoshi_no_yakata/
http://www.mangago.zone/read-manga/bi_no_isu/ (is a whole series but later on lesser or no sm)
http://www.mangago.zone/read-manga/1305/ (looked promising but didn't Update in a while)
http://www.mangago.zone/read-manga/shinkai_no_venus/ (with Amputation... Really hardcore)
http://www.mangago.zone/read-manga/kishidou_club_bangaihen/ (uke treated like Slave Not really consensual)

http://www.mangago.zone/read-manga/sayonara_boku_no_goshujin_sama/ (interesting concept: how to get out of being the submissive boyfriend)
http://www.mangago.zone/read-manga/playtime_with_hakdo/ (Sex friends that try everything)
http://www.mangago.zone/read-manga/toshishita_kareshi_no_renai_kanriguse/ (Just occassionally)

That's everything I tagged as BDSM and rated with at least 4stars. Hope you find something. Otherwise try the BDSM tag:-)

Thank you! I love Hogu Hagyeongsu and Bi no isu, apparently didn't like Saezuru Tori wa Habatakanai :D but the rest are all new for me. （*＾3＾）/～<3