Recommendations ?

SAD MANGA:
http://www.mangago.zone/read-manga/work_fight_and_love/?9YxM
http://www.mangago.zone/read-manga/i_wanna_die_before_i_m_30/
http://www.mangago.zone/read-manga/december_rain/ http://www.mangago.zone/read-manga/life_senjou_no_bokura/
http://www.mangago.zone/read-manga/lover_boy_lezhin/?pFBk
http://www.mangago.zone/read-manga/kosha_ura_no_natsu/
http://www.mangago.zone/read-manga/nure_nezumi_tachi_no_koi/
http://www.mangago.zone/read-manga/cosmic_boy/
http://www.mangago.zone/read-manga/incidentally_living_together/
http://www.mangago.zone/read-manga/kimi_no_yume_o_mite_iru/
http://www.mangago.zone/read-manga/never_understand/
http://www.mangago.zone/read-manga/december_rain/9
http://www.mangago.zone/home/mangalist/681464/

Not sure about the underrated part but here~
http://www.mangago.zone/read-manga/500_nen_no_itonami/ sadd
http://www.mangago.zone/read-manga/sea_foam/ non bl one shot ╥﹏╥
http://www.mangago.zone/read-manga/hypnosis_mic_hoshi_ni_naru_made_doujinshi/ I don’t even know hypnosis mic but it’s beautifully sad
http://www.mangago.zone/read-manga/itsuka_tomodachi_ja_nakunaru_to_shite_mo/ generally cute and somehow both heartclenching/warming

10 years where i loved you the most
http://www.mangago.zone/read-manga/10_years_where_i_loved_you_the_most/

Super underrated but low-key awesome

http://www.mangago.zone/read-manga/vampire_library/

http://www.mangago.zone/read-manga/the_waning_moon_dudda/

http://www.mangago.zone/read-manga/sharpe_and_rabbit/

Just read given you will cry for ages.
Aaaaaaaa even remembering it now makes me cry hard.

http://www.mangago.zone/read-manga/dark_heaven/

Thanks a lot to everyone