Hatsukaichi is a city of some 120,000 people located in Hiroshima Prefecture, Japan. The name derives from a market traditionally held on the 20th of each month with hatsuka (廿日) meaning "20th day" and ichi (市) translating to "market". The market continues to this day on a small scale featuring fresh, locally grown vegetables and foodstuffs.
Following the absorption of nearby Ōno and Miyajima towns on November 3, 2005, Hatsukaichi City has a density of 226.92 persons per km². The total land area stands at 489.36km².
The city was founded on April 1, 1988.
The city is home to Sanyo Joshi, an all-girl's Junior and Senior High School.
Hatsukaichi can be accessed from Hiroshima city via the JR West Sanyo Line; on the Hiroden streetcar services' Miyajima Line; as well as by buses and boat.
The city enjoys a Sister City relationship with Masterton, New Zealand.
