Responses
http://www.mangago.zone/read-manga/chiku_bingo/
http://www.mangago.zone/read-manga/jackass_sawatte_ii_tte_dare_ga_itta_yo/
http://www.mangago.zone/read-manga/hadakeru_kaibutsu/
http://www.mangago.zone/read-manga/batsu_game_conro/
http://www.mangago.zone/read-manga/ai_subeki_sadist/
http://www.mangago.zone/read-manga/free_kisses/
http://www.mangago.zone/read-manga/kocchi_muite_ai/
And Yondaime Ooyamato Tatsuyuki i guess. These are some i could immediately think of. I hope you didnt read all of them ^^;
A yaoi manga where the seme gets just as turned on as the uke does and doesn't just look bored during sex xxxxxx