18 unlimited and 19 days. Peak
Agreed on faded first love and 19 days, also wanna add the honorable mentions
https://www.mangago.zone/read-manga/kimi_wa_natsu_no_naka/ and its sequel ofc
https://www.mangago.zone/read-manga/sonokoi_jihanki_de_kaemasuka/
https://www.mangago.zone/read-manga/there_s_something_wrong_with_my_popularity/
https://www.mangago.zone/read-manga/bokura_no_shokutaku/
https://www.mangago.zone/read-manga/hirano_to_kagiura/
You can check my list too for more, most are shounen ai ones https://www.mangago.zone/home/mangalist/767246/
Also not shounen ai just bromance but I adore them with my whole heart so these too
https://www.mangago.zone/read-manga/nanohana_boys/
https://www.mangago.zone/read-manga/atarashii_joushi_wa_dotennen/
https://www.mangago.zone/read-manga/sangyang_the_wanderer/
https://www.mangago.zone/read-manga/leo/
https://www.mangago.zone/read-manga/merry_marbling/
https://www.mangago.zone/read-manga/kisses_x_kiss_x_kisses/
https://www.mangago.zone/read-manga/the_best_smell/
https://www.mangago.zone/read-manga/i_will_be_waiting_for_you_in_1999/
https://www.mangago.zone/read-manga/guang_xiang/
https://www.mangago.zone/read-manga/minority_1/
https://www.mangago.zone/read-manga/spinach_bouquet/
https://www.mangago.zone/read-manga/boy_to_boy/
https://www.mangago.zone/read-manga/for_your_love/
https://www.mangago.zone/read-manga/too_close/
https://www.mangago.zone/read-manga/rejoice_in_your_enemies/
https://www.mangago.zone/read-manga/three_men_one_chinchilla/
https://www.mangago.zone/read-manga/serious_joke/
https://www.mangago.zone/read-manga/heart_stain/
https://www.mangago.zone/read-manga/doppleganger/
https://www.mangago.zone/read-manga/plum_candy_love/
https://www.mangago.zone/read-manga/countdown_to_love/
https://www.mangago.zone/read-manga/involuntary_romance/
https://www.mangago.zone/read-manga/monochrome_diary/
https://www.mangago.zone/read-manga/bad_contact/
https://www.mangago.zone/read-manga/one_small_step/
https://www.mangago.zone/read-manga/this_question_is_super_difficult/
https://www.mangago.zone/read-manga/far_away_from_cold/
https://www.mangago.zone/read-manga/a_season_of_dusk/
https://www.mangago.zone/read-manga/from_north_to_south/
https://www.mangago.zone/read-manga/two_way_trial_youth/
https://www.mangago.zone/read-manga/the_fairy_bath_thief/
https://www.mangago.zone/read-manga/cultivator_x_contract_spirit/
https://www.mangago.zone/read-manga/saiyaku_wa_boku_o_suki_sugiru/
https://www.mangago.zone/read-manga/sankaku_mado_no_sotogawa_wa_yoru/
https://www.mangago.zone/read-manga/harenochi_shikibu/
https://www.mangago.zone/read-manga/iki_dekinai_no_wa_kimi_no_sei/
https://www.mangago.zone/read-manga/hiyoko_to_yoru_to_yuenchi/
https://www.mangago.zone/read-manga/kawa_ni_sazanami/
https://www.mangago.zone/read-manga/tonari_no_ren_kun_wa_chotto_kowai/
https://www.mangago.zone/read-manga/minato_shoji_koinrandori/
https://www.mangago.zone/read-manga/mitsuya_sensei_no_keikakuteki_na_edzuke/
https://www.mangago.zone/read-manga/shiawase_gohan_maki_to_hanazawa/
https://www.mangago.zone/read-manga/country_diary/
https://www.mangago.zone/read-manga/haru_to_natsu_to_nacchan_to_aki_to_fuyu_to_boku/
https://www.mangago.zone/read-manga/koibito_ga_ubu_sugite_komaru/
https://www.mangago.zone/read-manga/inoue_kun_hajimemasen_ka/
https://www.mangago.zone/read-manga/one_week_family/
https://www.mangago.zone/read-manga/yuutousei_wa_unmei_no_akai_ito_ni_sakaraitai/
https://www.mangago.zone/read-manga/delivery_hug_therapy/
https://www.mangago.zone/read-manga/kimini_furu_kotonoha_ha/
https://www.mangago.zone/read-manga/internet_love/
https://www.mangago.zone/read-manga/the_boy_and_the_wolf/
https://www.mangago.zone/read-manga/senshun_kansoku/
https://www.mangago.zone/read-manga/fudanshi_kazoku/
https://www.mangago.zone/read-manga/lionhearts/
https://www.mangago.zone/read-manga/hime_muko/
https://www.mangago.zone/read-manga/sugar_glazed_darling/
what are yall fav shounen ai recs?? or even at the moment, it can have 18+ moments but generally would like it to be shounen ai most of the time, nothing too angsty or toxic plz