any actual good age gap yaoi? 18+!!!............ thanks

seme is in his early twenties and uke is 40 :D
https://www.mangago.me/read-manga/first_of_summers/

Older seme:
https://www.mangago.me/read-manga/koi_ga_ochitara/
https://www.mangago.me/read-manga/love_nest_minaduki_yuu/
https://www.mangago.me/read-manga/you_re_my_loveprize_in_viewfinder/
https://www.mangago.me/read-manga/hitorijime_my_hero/
https://www.mangago.me/read-manga/fushidara_na_hanatsumi_otoko/
https://www.mangago.me/read-manga/junjou_romantica/
https://www.mangago.me/read-manga/katekyo/
https://www.mangago.me/read-manga/19_sai_no_porno_endeavor/
https://www.mangago.me/read-manga/dangerous_convenience_store/
https://www.mangago.me/read-manga/his_little_amber/
https://www.mangago.me/read-manga/on_or_off/
https://www.mangago.me/read-manga/kikoeru/
https://www.mangago.me/read-manga/generation_z_is_outside_of_chief_sakura_s_understanding/
https://www.mangago.me/read-manga/mobsters_in_love/

Older uke:
https://www.mangago.me/read-manga/old_fashioned_cupcake/
https://www.mangago.me/read-manga/joou_to_shitateya/
https://www.mangago.me/read-manga/come_to_hand/
https://www.mangago.me/read-manga/runway_hit/
https://www.mangago.me/read-manga/40_made_ni_shitai_10_no_koto/