Mihane has the appearance of a young woman. She has short brown hair and glasses. Apart from being a seated officer, Mihane is also the co-owner of Silver Tonbo, a very popular eyeglasses store in Soul Society.[1] Her father, Ginjirō Shirogane, was former lieutenant of the 6th squad and now runs the Silver Tonbo.[1] She also works at the store, having been shown serving Renji and Zabimaru.[2] She also worries about Renji and his friends, Ichigo and Ikkaku, driving away customers when they loiter outside the store.[3]