1. Millennium Actress
2. GITS 95
3. Perfect Blue
4. Grave of the fireflies
5. Redline
Honorable mentions;
Do you remember love? (Beautiful film)
Sword of the stranger
Akira
Nausicaa of the valley of the wind
End of Evangelion
Omoide Poroporo
Golgo 13 First film
Porco Roso
Metropolis
Howl's moving castle
Steamboy
The castle of cagliostro
Mind game
Cowboy Bebop movie
DBZ Movie 2(only one worth watching to be honest)
Kiki delivery services
Princes Mononoke
Tekkonkinkreet
Jin-Roh
Vampire Hunter D 2000
Patlabor movie 2
Spirited Away
Tokyo Godfathers
Paprika
The Wings of Honneamise
First LOGH Movie
No Hosada (Lept through time was a decent film) and Shinkai.