|This article relies on references to primary sources. (January 2008)|
|— City —|
|• Mayor||Shohei Shimizu (since September 2007)|
|• Total||24.38 km2 (9.41 sq mi)|
|Population (February 1, 2010)|
|• Density||7,303.69/km2 (18,916.5/sq mi)|
|Time zone||Japan Standard Time (UTC+9)|
|- Tree||Zelkova serrata|
|- Flower||Magnolia kobus|
As of February 1, 2010, the city has an estimated population of 178,064 and the density of 7,303.69 people per km². The total area is 24.38 km². Showa Memorial Park, an expansive leisure and recreational facility operated by the national government, occupies 1.49 square kilometres of land that was formerly part of Tachikawa Air Base in Tachikawa and neighboring Akishima.
The city was founded on December 1, 1940.
Tachikawa is about 40 km west of the center of Tokyo. Kunitachi, Kokubunji, and Kodaira are east of Tachikawa, Higashiyamato, and Musashimurayama are north of Tachikawa, Fussa, and Akishima west of Tachikawa, and Hino to the south.
Tachikawa is on the JR Chūō Line. Trains traveling west from Tokyo Station through Shinjuku stop at Tachikawa Station before continuing to Hachiōji and Takao. The JR Ome Line and Itsukaichi Line also serve the city, stopping at Tachikawa and Nishi Tachikawa stations. The Nambu Line links Tachikawa and Kawasaki, following the Tama River. The northern areas of Tachikawa are on the Seibu Haijima Line.
The Tama Toshi Monorail Line carries traffic north and south from Tachikawa. Several stations are in the city, and Tachikawa Minami and Tachikawa Kita stations flank JR Tachikawa Station. On a clear day, the monorail offers spectacular views of Mt. Fuji and the Tama region.
National Route 20, the Kōshū Kaidō, carries automobile and truck traffic through Tachikawa in the east-west direction.
The Tama River flows between Tachikawa and Hino.
Tamagawa-jousui (Tamagawa water supply) flows north of town, a great promenade is located on both banks. Tamagawa-jousui is also the name of a station.
Points of interest 
The area around the Tachikawa JR train station features several large department stores, including Lumine, Isetan, and Takashimaya as well as one of the newest and largest cinemas in the Tokyo area. Numerous restaurants, izakaya, bars, and pubs are located on both the north and south sides of the station. The famous HALF TONE Jazz club serves up great local and international jazz nightly. In recent years a thriving red-light district has emerged on the south side of the station. This district is large enough that many locals now refer to it as the "mini-Kabukichō" after the famous cabaret district of Shinjuku. Also located near the train station is a large keirinjou (競輪場), or bicycle racetrack, in which spectators place wagers on the results of bicycle races, much as in horse racing. Finally, the honbu of Satojuku, a significant style of karate with origins in Kyokushinkai is located on the south side of the station.
Notable events in history 
On 12 May 2011, a robbery of the largest amount of money in Japanese history took place in the city. On that day at 3 a.m., two men wearing masks broke into the office of a security company, bound the sole security guard, beat him until he revealed the code to the company's vault, and then made off with 70 bags of cash containing ¥604 million. The security guard, 36, was seriously injured. Hideaki Ueki, 31, Yutaka Watanabe, 41, Tsutomu Sakuma, 37, and three others were later arrested and charged with perpetrating the crime. All the men allegedly had ties to the Yakuza.
Primary and secondary schools 
Tachikawa operates its public elementary and junior high schools.
Tokyo Metropolitan Government Board of Education operates public high schools:
In addition the metropolis operates the Tachikawa International Secondary Education School .
Public libraries 
Sister city 
See also 
|Wikimedia Commons has media related to: Tachikawa|