Nishiōizumimachi

Nishi-Ōizumimachi (西大泉町) is a small exclave neighborhood of Nerima Ward, Tokyo, Japan, that is cut off from the ward, surrounded entirely by the neighborhood of Katayama 3rd Street in the city of Niiza, Saitama Prefecture, approximately 60 metres (200 ft) north of the border between Niiza and Tokyo's neighborhood of Nishi-Ōizumi 6th Street in Nerima Ward. On April 1, 2023, there were fifteen households in this neighborhood, and its population was 33 (13 male and 20 female). The area contains one small street running through the center. The entire area bears the number 1179 and individual houses are numbered 21, 23 and 25.