Tokyo Metropolis (Shinjuku City 2). (Schoolgirls' Uniforms of Japan.)
These were uniforms for schoolgirls of one obsolete junior high school in northeast of HigashiShinjuku Station, Toei Oedo Line, Tokyo Metropolitan Subway, in Shinjuku City, Tokyo Metropolis.
The school was merged with another school in 2005, and the unifroms were also changed then, so you can no longer see them.
About the Summer Uniforms.
The summer cloth was a white sailor blouse with two white stripes on its light blue collars, a light blue tie, and a sea blue skirt.
About the Winter Uniforms.
On the other hand, the winter cloth was a navy blue sailor blouse with two white stripes on its navy blue collars, a navy blue tie, and a navy blue skirt.