ecchi, harem and romance anime?

try these:

- Highschool DxD > action romance comedy ecchi harem fantasy

- Dakara boku wa h ga dekinai > action romance comedy ecchi harem

- Hagure yuusha no estetica > action romance ecchi harem fantasy

- Campione! > action romance ecchi harem myth

- Onii-chan dakedo ai sae areba kankeinai yo ne > romance ecchi harem

- Sakurasou no pet na kanojo > romance comedy ecchi

- Oda nobuna no yubou > action romance comedy ecchi harem

- Kono naka ni hitori imouto ga iru > romance ecchi harem school-life

- Kore wa zombie desuka > action romance comedy ecchi harem

- Rosario + vampire > romance comedy ecchi harem fantasy

- Tasogare otome x amnesia > romance comedy ecchi supernatural

- Sankarea > romance drama ecchi

- Bakemonogatari > drama romance ecchi

- Kiss x sis > romance comedy ecchi harem school-life

- Zero no tsukaima > action romance comedy ecchi harem fantasy

- Itsuka tenma no kuro usagi > action romance ecchi fantasy harem(?)

- Hidan no aria > action romance comedy ecchi harem

- Infinite stratos > action romance ecchi harem

- Omamori himari > action romance comedy ecchi harem fantasy

- Dog days > action romance comedy ecchi fantasy

- Tayutama > action(?) romance comedy ecchi harem fantasy

- Utawarerumono > action romance fantasy harem

- Asobi ni ikuyo > action romance comedy ecchi harem

- Boku wa tomodachi ga tsukunai > romance comedy ecchi harem school-life

B Gata H Kei

Bakemonogatari

Boku wa Tomodachi ga Sukunai

Chaos Head

Highschool of the Dead

Kannagi

Mayo Chiki

MM!

Nyankoi

Princess Lover

Rosario+Vampire

Seikon no Qwaser

Star Driver

Sora no Otoshimono

Toradora

The World God Only Knows

How about Seikon no Qwaser? Very decent ecchi anime.

Opening: http://www.youtube.com/watch?v=k3YM-DmB7vc&list=UU...

It's not really a "romantic harem", since the main male lead character only has one love interest, but there are still tons of girls around. Still the best ecchi I've seen, though.

Download links:

http://doki.co/category/seikon-no-qwaser/ (Season 1)

http://www.nyaa.eu/?page=torrentinfo&tid=355857 (Season 2)

Download with your preferred torrent client.