Katsushika is a special ward in the Tokyo Metropolis in Japan. The ward calls itself Katsushika City in English.
Shibamata Taishaku-ten in Katsushika
Tokyo Detention House
Special wards are a special form of municipalities in Japan under the 1947 Local Autonomy Law. They are city-level wards: primary subdivisions of a prefecture with municipal autonomy largely comparable to other forms of municipalities.
Shinjuku, one of Tokyo's special wards
Asakusa
Ginza
Marunouchi