What is omori background?

Omori is a district in Tokyo, Japan, located in the southeast part of the city. The district has a population of approximately 130,000 and is known for being a residential area with many shopping and entertainment options. Omori also has a historic connection to the Japanese navy, as it was the site of the Omori Detention Center, where political prisoners were held during World War II. Today, the district is home to many parks and gardens, including the Oi Keibajo, which is a popular racecourse for horse racing. Omori is easily accessible by the train and has multiple stations, including Omori Station and Oimachi Station.