i absolutely love all the ones u've listed and have for a long time (especially totsuka x hachiman and the waka papa one oml I DIED)
http://www.mangago.me/read-manga/romantic_pornography/sa/sa-v1c001/
not realy about the dick but the uke's reactions were WAY over the top
https://myreadingmanga.info/0-parts-nishida-ganbare-succubus-mizuki-kun-days-dj-eng/
Hey all! I’m really in the mood for some yaoi where the seme has a huge dick and the uke’s reactions are over the top. Thank you :)