Looking for a heartwrenching romance/drama

As the title say's,


A heartwrenching romance/drama/tragedy story something like Rumbling hearts (Kimi ga Nozomu Eien).

If it has action then it is also no problem.

These are the animes that I've watched already,

Onepiece
Bleach
Naruto
Death note
Reqiuem for the phantom
Full metal alchemist
Full metal alchemist:brotherhood
Full metal panic
Full metal panic ! fomoffu
Full metal panic the second raid
Captain tsubasa
Tekkaman blade
Shinzo
Dragonball Z
Dragonball GT
High school of dead season 1
Gundam 00 + awakening of the trialblazer
Code geass r1+r2
Elfen lied
Ef: A tale of memories
Kaichou wa maid-sama
Angel beats
Samurai girls
Sekirei
Sekirei: Pure engagement
Ikkitousen
Ikkitousen: dragon destiny
Ikkitousen: Great Guardians
Suzuka
Shagukan no shana season 1
Kaze no stigma
Myself:yourself
Ichigo 100
School days
green green
Nyan koi
Kimikiss
True Tears
amagami ss
B gata H kei
Hanbun no tsuki ga nobura sora
Love hina
Kenichi
h2o foot prints of the sand
Onegai teacher
Peach girl
Bakuman
Hajime no ippo
Kimi ni todoke season 1
La corda d'oro
Nodame cantibel season 1
5 cm per second


greetings,