is a district of Chiyoda, Tokyo, at the south-east corner of the ward bordering with Chà «à  and Minato. Uchisaiwaichà  Station on the Toei Mita Line is located in the area. Parts of the Hibiya Station and Shimbashi Station are also located in the neighborhood.
In the late Edo period, the present-day Uchiwaisaichà  area was a part of the Hibiya area. Many daimyà Âs mansions were located in the area, which was within the outer moat of Edo Castle.
After the Meiji Restoration, it was known for a time as before the name "Uchisaiwaichà Â" was adopted after its location between on the Outer Moat and . The Tokyo National Museum was originally located in the area.
Before Yamato Life declared bankruptcy, its headquarters was in Uchisaiwaichà Â.
operates public elementary and junior high schools. Chiyoda Elementary School (Ã¥ÂÂ代ç°å°Âå¦校) is the zoned elementary school for Uchisaiwaichà  1-2 chà Âme. There is a freedom of choice system for junior high schools in Chiyoda Ward, and so there are no specific junior high school zones.