| Inbi Line | |
| Native Name: | 因美線 |
| Native Name Lang: | ja |
| Type: | Regional rail |
| Status: | Operational |
| Locale: | Western Japan |
| Stations: | 19 |
| Open: | 1919 |
| Owner: | JR West |
| Operator: | JR West |
| Character: | Rural |
| Stock: | KiHa 40 series, KiHa 120 series, KiHa 121/126 series, KiHa 187 series, WT3000 series, WT3300 series, HOT7000 series, HOT3500 series DMU |
| Linelength: | 70.8km (44miles) |
| Tracks: | Entire line single tracked |
| Electrification: | None |
| Speed: | 110 km/h (68 mph) |
The is a railway line operated by the West Japan Railway Company (JR West) between Tottori, Tottori Prefecture and Tsuyama, Okayama Prefecture, Japan.
●: Stop ▲: Some services stop ｜: Pass
| Line | Name | Distance (km) | Rapid | Connections | Location | ||
|---|---|---|---|---|---|---|---|
| Imbi | 鳥取 | 0.0 | Sanin Main Line | Tottori | Tottori | ||
| 津ノ井 | 4.3 | ||||||
| 東郡家 | 8.2 | Yazu, Yazu District | |||||
| 郡家 | 10.3 | Wakasa Railway Wakasa Line | |||||
| 河原 | 14.1 | ||||||
| 国英 | 17.4 | Tottori | |||||
| 鷹狩 | 19.8 | ||||||
| 用瀬 | 21.1 | ||||||
| 因幡社 | 24.9 | ||||||
| 智頭 | 31.9 | ● | Chizu Express Chizu Line | Chizu, Yazu District | |||
| 土師 | 35.6 | ● | |||||
| 那岐 | 38.5 | ● | |||||
| 美作河井 | 48.5 | ▲ | Tsuyama | Okayama | |||
| 知和 | 52.0 | ▲ | |||||
| 美作加茂 | 55.8 | ● | |||||
| 三浦 | 59.3 | ｜ | |||||
| 美作滝尾 | 61.5 | ｜ | |||||
| 高野 | 66.7 | ▲ | |||||
| 東津山 | 70.8 | ● | Kishin Line | ||||
| Kishin | |||||||
| 津山 | 73.4 | ● | Kishin Line, Tsuyama Line | ||||
The Inbi Line was built by the Japanese Government Railway, with the first section opened from Tottori to Mochigase in 1919, extended to Chizu in 1923. The Tsuyama to Mimasaka-Kamo section, opened in 1928, was extended to Mimasaka-Kawai in 1931 and the line was completed with the opening of the section to Chizu (including a 3,077 m tunnel) in 1932.
CTC signalling was commissioned between Tottori and Chizu in 1994.