fggrea

saenai heroine no sodatekata
The Testament of Sister New Devil
Absolute Duo
Seiken Tsukai no World Break
Junketsu no Maria
Juuou Mujin no Fafnir
Isuca
My Teen Romantic Comedy SNAFU
A Good Librarian Like a Good Shepherd
Amagi Brilliant Park
Monotagari series http://www.reddit.com/r/araragi/comments/1mezh0/the_orders_to_monogatari/ <--- this for the airing order
Black Bullet
Blue Spring Ride
Monthly Girls’ Nozaki-kun
In Search of the Lost Future
Infinite Stratos
Lord Marksman and Vanadis
No Game No Life
Rail Wars!
Shuffle!
Sword Art Online & Sword Art Online II
The Fruit of Grisaia
The Irregular at Magic High School
The Kawai Complex Guide to Manors and Hostel Behavior
Trinity Seven: The Seven Magicians
When Supernatural Battles Became Commonplace
White Album 2
Wolf Girl & Black Prince
Yosuga no Sora

Just saying these are my picks for the ecchi & harem section. Try all of them if you want to. Happy watching! :)