Iron Girl: Ultimate Weapon (2015)

Original title: アイアンガール Ultimate Weapon

Set in the near future in a lawless world. Kurisu Saotome (Kirara Asuka) is a beautiful woman, but she is also a deadly bounty hunter. She wears an armored suit, possessing great power, and she is known as Iron Girl. Kurisu Saotome doesn't remember who she really is or where she comes from. To regain her memory, she continues her lonely battle.