Some angst without sa cause why do authors think adding sa makes the plot better???? Im so...

https://www.mangago.zone/read-manga/goodbye_nameless_violin/
https://www.mangago.zone/read-manga/dazzling_smiley_dog/
https://www.mangago.zone/read-manga/before_this_novel_ends/
https://www.mangago.zone/read-manga/hidamari_ga_kikoeru/
https://www.mangago.zone/read-manga/bokura_wa_nando_mo_koi_o_suru/

These are mostly mainstream so you've probably read it already
https://www.mangago.zone/home/mangalist/2943324/

https://www.mangago.zone/read-manga/sangyang_the_wanderer/

Paljae
https://www.mangago.zone/read-manga/seek_for_three_lifetimes/ Has a novel too
https://www.mangago.zone/read-manga/aoao_waiting_to_be_eaten_caught/
https://www.mangago.zone/read-manga/between_us_now/