Maybe these ones
http://www.mangago.me/read-manga/momichupa_oppabu_osu_time/
http://www.mangago.me/read-manga/ou_sama_no_koi_asobi/
Also Love nest and Therapy game
U have a good choice. Kang is the king DADDY. Yhey are not like our sexy Director but here some recommendations.
http://www.mangago.me/read-manga/how_sweet_is_a_sugar_daddy/?av=1
http://www.mangago.me/read-manga/hyperventilation/
http://www.mangago.me/read-manga/addiction/
http://www.mangago.me/read-manga/how_to_chase_an_alpha/
http://www.mangago.me/read-manga/decision_webtoon/
http://www.mangago.me/read-manga/yuugure_no_machi/
http://www.mangago.me/read-manga/code/
http://www.mangago.me/read-manga/dispar_4u/
Not to be, uhhhhh horny on main, but anyone have any BL (preferably yaoi) recs where the seme is an absolute DADDY? Like Director Kang in 'On or Off'?