Arakichō

thumb|Arakichō at night in 2017 is a neighborhood in Shinjuku, Tokyo. Its postal code is 160–0007. Yotsuya-sanchōme Station is a major train hub in the area.

== Geography == Arakichō is located in the southeastern part of Shinjuku Ward. The northern part borders Sumiyoshicho and Katamachi, and the eastern part borders Morisaka-dori in Tsu, which borders Yotsuya-zakacho and Yotsuya-Saneicho. The southern part borders Yotsuya 3-chome. The western part borders Funamachi. The area is bowl-shaped, with the pond at the back of the Araki Mansion in the center of the area at its bottom. It retains the appearance of a former entertainment district, but now has high-rise buildings.