If you haven't already read it. one of my favorites.
http://www.mangago.zone/read-manga/kokoro_kanda_neko/
http://www.mangago.zone/read-manga/gravity_eyes/
http://www.mangago.zone/read-manga/harapeko_usagi_to_koisuru_ookami/
http://www.mangago.zone/read-manga/kuroneko_wa_shippo_de_amaeru/
http://www.mangago.zone/read-manga/sono_te_o_toreba/
http://www.mangago.zone/read-manga/byousoku_zero_mile/
http://www.mangago.zone/read-manga/hitotsu_no_koi_no_hajimari/
http://www.mangago.zone/read-manga/tear_drop/
http://www.mangago.zone/read-manga/abiru_junjou/
http://www.mangago.zone/read-manga/koi_ni_nare/
http://www.mangago.zone/read-manga/honki_ja_neekara/
http://www.mangago.zone/read-manga/sweet_life/
http://www.mangago.zone/read-manga/dear_gentle_papa/
and there's always Junjou Romantica ╮(￣▽￣)╭
sorry, 1st one was wrong :)...
these are correct:
http://www.mangago.zone/read-manga/hana_wa_saku_ka/
http://www.mangago.zone/read-manga/castle_mango/
http://www.mangago.zone/read-manga/yume_musubi_koi_musubi/
http://www.mangago.zone/read-manga/koi_nanka_shitakunai/
http://www.mangago.zone/read-manga/kami_sama_no_iutoori_moegi_yuu/
http://www.mangago.zone/read-manga/kimi_to_parade/
http://www.mangago.zone/read-manga/hidoi_otoko_aoi_akira/
Any yaoi with a high school/college student uke and an older, working seme? Thanks in advance :)