| Arii Station | |
| Native Name: | 有井駅 |
| Native Name Lang: | ja |
| Style: | JR Central |
| Address: | 1003 Arima, Kumano-shi, Mie-ken 519-4325 |
| Country: | Japan |
| Operator: | JR Tōkai |
| Line: | Kisei Main Line |
| Distance: | 159.6 km from |
| Platforms: | 1 side platform |
| Structure: | Ground level |
| Status: | Unstaffed |
| Opened: | August 8, 1940 |
| Passengers: | 52 daily |
| Pass Year: | FY2019 |
| Map Type: | Japan Mie Prefecture#Japan |
| Map Dot Label: | Arii Station |
is a passenger railway station in located in the city of Kumano, Mie Prefecture, Japan, operated by Central Japan Railway Company (JR Tōkai).
Arii Station is served by the Kisei Main Line, and is located 159.6km (99.2miles) from the terminus of the line at Kameyama Station.
The station consists of a single side platform serving bi-directional traffic. The small wooden station building dates from the original construction of the line. The station is unattended.
Arii Station opened on 8 August 1940 as a station on the Japanese Government Railways (JGR) Kisei-Nishi Line. The JGR became the Japan National Railways (JNR) after World War II, and the line was renamed the Kisei Main Line on 15 July 1959. The station has been unattended since 21 December 1983. The station was absorbed into the JR Central network upon the privatization of the JNR on 1 April 1987.
In fiscal 2019, the station was used by an average of 52 passengers daily (boarding passengers only).[1]