|Birthday||February 7th 1995|
|Japanese Voice||Eri Kitamura|
|English Voice||Brina Palencia|
Natsuki Kasuga (春日 ナツキ, Kasuga Natsuki) was an agent of the Japanese Ministry of Defense's Paranormal Disaster Countermeasure Headquarters, and a member of the 4th Special Division, with the codename as Agent 33.
Natsuki was a slim and youthful girl with long black hair and violet eyes.
Natsuki was a carefree and kind-hearted girl.