I recognized Rosario + Vampire, Kuroshitsuji and Vampire Knight~ xD
Number 5 on the first row from up to down is Vampire Knight (Yuki's eye) Number 4 on the second row from up to down is Kuroshitsuji (Sebastian's eye) Number 6 on the second row from up to down is Rosario + Vampire (Moka's eye)
Number 5 on the first row from up to down is Vampire Knight (Yuki's eye)
Number 4 on the second row from up to down is Kuroshitsuji (Sebastian's eye)
Number 6 on the second row from up to down is Rosario + Vampire (Moka's eye)