Shino (Gouma Reifuden Izuna)

Shino is Izuna (Gouma Reifuden Izuna)'s life-long friend, often treated like sister, and usually the one who straightens out any troubles Izuna causes. Shino also sensitive about her lack of breasts, often being a berserk button of hers. She has a younger (blood-relative) sister named Shizune that she goes on searching for in Izuna 2: The Unemployed Ninja Returns.