| Kashii Line | |
|---|---|
|  | |
| Overview | |
| Type | Heavy rail | 
| Locale | Fukuoka Prefecture | 
| Termini | Saitozaki Umi | 
| Stations | 16 | 
| Operation | |
| Opened | 1 January 1904 | 
| Owner | JR Kyushu | 
| Technical | |
| Line length | 25.4 km (15.8 mi) | 
| Number of tracks | Single | 
| Track gauge | 1,067 mm (3 ft 6 in) | 
| Electrification | None | 
| Operating speed | 85 km/h | 
The Kashii Line (香椎線 Kashii-sen?) is a railway line in Japan operated by Kyushu Railway Company (JR Kyushu). It connects Saitozaki Station in Fukuoka with Umi Station in Umi.
The Hakata Bay Railway Co. opened the Saitozaki - Sue section in 1904, extending it to the Otani coal mine (1 km beyond Umi) the following year. In 1942, the company merged with the Nishi-Nippon Railroad company, which was nationalised in 1944.
The line beyond Umi closed in 1980.
Sakado station - The 14km Katsuta line was opened by the Chikuzen Sangu Railway Co. from Yusu (on the Sasaguri Line) - Chikuzenkatsuta in 1918-19. The connection to Sakado opened in 1942, and the line was nationalised in 1944. Freight service ceased in 1981, and the line closed in 1985.