赤穗市是兵库县西南端的一市，与冈山县接壤。是元禄赤穗事件（忠臣藏）的舞台。

• 河川: 千种川（名水百选）。

隣接的自治体

• 相生市
• 赤穗郡：上郡町
• 姬路市(海上隣接)
• 冈山县备前市

Akō(赤穂市,Akō-shi) is a city located in southwestern Hyōgo Prefecture, Japan.

As of April 30, 2011, the city has an estimated population of 50,902, with 19,841 households and a population density of 401.18 persons per km². The total area is 126.88 km².