Please recommend me Mangas that would totally break my heart into pieces, kill me with sad...

୨୧ UNREQUITED, TRAGEDY STORIES ୨୧
http://www.mangago.zone/read-manga/bokura_wa_nando_mo_koi_o_suru/
http://www.mangago.zone/read-manga/tamayura_yuki_ringo/
http://www.mangago.zone/read-manga/hana_no_miyako_de/
http://www.mangago.zone/read-manga/tadayoedo_shizumazu_saredo_naki_mo_sezu/
http://www.mangago.zone/read-manga/yume_yume_shinjuu/
http://www.mangago.zone/read-manga/double_mints/
http://www.mangago.zone/read-manga/sakura_gari/
http://www.mangago.zone/read-manga/hana_no_migoro_ni/
http://www.mangago.zone/read-manga/kanashii_kotoba/
http://www.mangago.zone/read-manga/matsugo_no_yume/ (oneshot)
http://www.mangago.zone/read-manga/senya_ichiya_shitone_no_himegoto/
http://www.mangago.zone/read-manga/ouji_to_kotori/

if you do like these recommendations, feel free to follow some of my other lists!
http://www.mangago.zone/home/mangalist/615664/
http://www.mangago.zone/home/people/728364/home/

i hope you have a good day today! (๑･◡･๑).

Thank you~