Atago and Takao from Blue Oath HD Phone Wallpaper

Two anime girls with black hair and red eyes are posing for a photo. The girl on the left is holding a red smartphone and wearing a blue jacket over a white sailor-style outfit with a blue and yellow tie. The girl on the right is wearing a white sailor-style outfit with a blue ribbon and a green jacket draped over her shoulder. They are both wearing white thigh-high socks.