Hanna Ackerson (ハンナ・アッカーソン Hanna Akkāson?) is a non-combatant lieutenant from Delta Red and a confidant of Colonel Wolfman. She is an important member that assumes the role of strategy management and back support. Despite her kind appearance, it is rumored that she goes out of hand when angered, causing many troops to fear her. She loves animals and has six cats at her home.