Slayers (All three seasons, 4 OVAs, 3 movies)
Flame of Recca (first season)
Rurouni Kenshin (until episode 70, as well as the OVAs and one movie)
Neon Genesis Evangelion (all except the movies)
Fushigi Yugi (all except OVAs)
Gunsmith Cats
Trigun
Vampire Princess Miyu
Revolutionary Girl Utena
Vision of Escaflowne
Tenchi Muyo (OVAs only)
Ranma 1/2 (OVAs, movies, first season)
Princess Mononoke
Ruin Explorers
Outlaw Star (only on TV)
Dragonball Z (only on TV)
Sailor Moon (when it's in Japanese and uncut, it's actually decent)
Project A-ko
Saber Marionette J
Gundam Wing (only on TV, except Endless Waltz which we have in Japanese)
DNA squared
El-Hazard
Cowboy Bebop
Ah! My Goddess (OVAs and movie)
Video Girl Ai