This one is kinda long but seriously worth it
https://www.mangago.me/read-manga/i_have_something_to_tell_you/
https://www.mangago.me/read-manga/bokura_wa_nando_mo_koi_o_suru
The short one
https://www.mangago.me/read-manga/1866/
https://www.mangago.me/read-manga/sea_foam/
Like seriously I cried in all this manga(╥_╥)
https://www.mangago.me/read-manga/kosha_ura_no_natsu/
https://www.mangago.me/read-manga/my_childhood_friend_was_a_god/
https://www.mangago.me/read-manga/spring_snow_odongtong/
https://www.mangago.me/read-manga/the_specific_heat_capacity_of_love/
Anything by this author https://www.mangago.me/read-manga/shiawase_wo_anata_ni/
TEARJERKER
http://www.mangago.me/home/mangalist/636848/
list is a collection of
• happy ending
• bittersweet
• sad/tragic
i recommend this for quick read
#021 http://www.mangago.me/read-manga/hate_no_kouya_de_vacances_wo/
#031 http://www.mangago.me/read-manga/the_specific_heat_capacity_of_love/
You can check the comments section if you want to know which mangas have happy/bittersweet/tragic ending
Follow the list to be updated. And if you liked the mangas/manhwas I included, please do recommend. Enjoy~ (人 •ᴗ•)
sadness manga pls i wanna cry