These are either still ongoing or I'm not in the mood to watch further at this moment.

Seen some
Baka and Test - Summon the Beasts (TV)
Ikki Tousen: Great Guardians (TV)
Ladies versus Butlers! (TV)
Omamori Himari (TV)
(The) Qwaser of Stigmata (TV)
School Days (TV)
Sengoku Basara - Samurai Kings (TV)