Ōizumi-Chūō Park

Wakō (和光市, Wakō-shi) is a city located in Saitama Prefecture, Japan. As of 1 January 2021, the city had an estimated population of 84,161 in 42,434 households and a population density of 7600 persons per km². The total area of the city is 11.04 square kilometres (4.26 sq mi).

Ōizumimachi (Japanese: 大泉町) is a district of Nerima, Tokyo, Japan. It consists of 1-chōme to 3-chōme. It is best known for Ōizumi Junction and Ōizumi Interchange located in the district. Note that Ōizumimachi and Ōizumigakuenchō are completely different districts of Nerima.

Ōizumigakuenchō (大泉学園町, Ōizumi-gakuen-chō) is a district of Nerima, Tokyo, Japan. It is located around 1.5 kilometers north of Ōizumi-gakuen Station of Seibu Railway Seibu Ikebukuro Line and consists of nine chōme. The district is colloquially simply called Ōizumigakuen. However, the simplified term is often used to refer to the greater Ōizumi area also encompassing Ōizumimachi (大泉町), Nishiōizumi (西大泉), Nishiōizumimachi (西大泉町), Higashiōizumi (東大泉) and Minamiōizumi (南大泉). Historically, the main industry of the Ōizumi area was agriculture. But after the establishment of Higashi Ōizumi Station (now Ōizumi-gakuen Station) in 1924, its surrounding area saw a great development as a commercial neighborhood and, consequently, Ōizumigakuenchō grew to be a quiet residential neighborhood for a number of upper-income earners.

Riken (Japanese: 理研, English: ; stylized in all caps as RIKEN) is a large scientific research institute in Japan. Founded in 1917, it now has about 3,000 scientists on seven campuses across Japan, including the main site at Wakō, Saitama Prefecture, just outside Tokyo. Riken is a Designated National Research and Development Institute, and was formerly an Independent Administrative Institution. Riken conducts research in many areas of science, including physics, chemistry, biology, genomics, medical science, engineering, high-performance computing and computational science, and ranging from basic research to practical applications with 485 partners worldwide. It is almost entirely funded by the Japanese government, and its annual budget is about ¥88 billion (US$790 million).

RIKEN Brain Science Institute (RIKEN-BSI) was established in 1997 as part of RIKEN, focusing on neuroscience research located in Wakō city, Saitama Prefecture in the greater Tokyo area, Japan. In 2018 RIKEN-BSI has been reorganized as RIKEN Center for Brain Science, a new center under RIKEN. Yasushi Miyashita became the first Director of RIKEN-CBS.The current director is Ryoichiro Kageyama (2021-).

Ōizumi Junction (大泉ジャンクション, Ōizumi Jankushon) is a road interchange located in Nerima, Tokyo, Japan.

Camp Asaka is a base of the Japan Ground Self-Defense Force. It lies in four municipalities: Nerima, Tokyo; Asaka, Saitama; Wako, Saitama; and Niiza, Saitama. It serves as the headquarters of the Eastern Army. The camp was originally the site of a golf course from 1930 to 1940. It served as the site of the Imperial Japanese Army Junior Military Academy from 1941 to 1945, and as a United States Army camp (South Camp Drake) from 1945 to 1960, during which time it housed part of the 1st Cavalry Division. The Asaka Shooting Range was a firing range constructed on the site for the 1964 Summer Olympics in Tokyo, and hosted pistol and rifle shooting and the shooting part of the modern pentathlon. It was the temporary shooting venue for the 2020 Summer Olympics.

Wakōshi Station (和光市駅, Wakōshi-eki) is an interchange passenger railway station located in the city of Wakō, Saitama, Japan, operated by the private railway operator Tōbu Railway and Tokyo subway operator Tokyo Metro. It is the only Tokyo Metro station located in Saitama Prefecture. It is the westernmost station in the Tokyo subway network, and the northernmost Tokyo Metro station (Nishi-takashimadaira on the Toei network is farther north).

Nerima Interchange (練馬インターチェンジ, Nerima-Intāchenji) is a road interchange located in Nerima, Tokyo, Japan.

Asaka Station (朝霞駅, Asaka-eki) is a passenger railway station located in the city of Asaka, Saitama, Japan, operated by the private railway operator Tōbu Railway.

Asaka (朝霞市, Asaka-shi) is a city located in Saitama Prefecture, Japan. As of 1 January 2021, the city had an estimated population of 143,195 and a population density of 7800 persons per km2. The total area of the city is 18.34 square kilometres (7.08 sq mi).

Ōizumi-gakuen Station (大泉学園駅, Ōizumi-gakuen-eki) is a railway station on the Seibu Ikebukuro Line in Nerima, Tokyo, Japan, operated by the private railway operator Seibu Railway.