She is from the same military organization as Sousuke is. Her intelligence is so high that she became the captain of the military base (high technology submarine), making her his superior.
She is in love with Sousuke and often teases Kaname about it.
She is Souske's comrade and is like a bigger sister.
She enjoys teasing Souske by giving him advice on how to attract women.
He is Souske's comrade and is a professional sniper.
He is openly perverted and uses his sniper rifle to zoom in on girls while they bathe.
He is the sub-commander of Sousuke's squadron.
He is very protective of Teresa and is the one who suggests that she go on a vacation.
He is Sousuke's commanding officer. He plays a rather small role in this series compared to the previous one, Full Metal Panic.