Main owners: Aichi prefecture (40.32%), Toyota city (18.69%)
| Opened | 1970 | Okazaki - Kitano-Masuzuka | Tracks | Single track | Okazaki - Naka-Okazaki | Tracks | Single track | Mikawa-Kamigō - Mikawa-Toyota |
| 1976 | Kitano-Masuzuka - Shin-Toyota | Double track | Naka-Okazaki - Kita-Okazaki | Double track | Mikawa-Toyota - Shin-Toyota | |||
| 1988 | Shin-Toyota - Kōzōji | Single track | Kita-Okazaki - Kitano-Masuzuka | Single track | Shin-Toyota - Setoshi | |||
| Double track | Kitano-Masuzuka - Mikawa-Kamigō | Double track | Setoshi - Kōzōji |
| Maps | Station code | Km | Station name | Official name | Furigana name | Connecting lines | City | Prefecture |
| Mapion | 01 | 0.0 | Okazaki | 岡崎 | おかざき | JR Central: Tōkaidō hon >Hamamatsu >Maibara | Okazaki-shi | Aichi |
| Mapion | 02 | 1.7 | Mutsuna | 六名 | むつな | |||
| Mapion | 03 | 3.4 | Naka-Okazaki | 中岡崎 | なかおかざき | Meitetsu: Nagoya Hon [Okazakikōen-mae] >Toyohashi >Meitetsu-Gifu | ||
| Mapion | 04 | 5.3 | Kita-Okazaki | 北岡崎 | きたおかざき | |||
| Mapion | 05 | 6.5 | Daimon | 大門 | だいもん | |||
| Mapion | 06 | 8.7 | Kitano-Masuzuka | 北野桝塚 | きたのますづか | |||
| Mapion | 07 | 10.7 | Mikawa-Kamigō | 三河上郷 | みかわかみごう | Toyota-shi | ||
| Mapion | 08 | 12.4 | Ekaku | 永覚 | えかく | |||
| Mapion | 09 | 14.0 | Suenohara | 末野原 | すえのはら | |||
| Mapion | 10 | 15.9 | Mikawa-Toyota | 三河豊田 | みかわとよた | |||
| Mapion | 11 | 17.6 | Shin-Uwagoromo | 新上挙母 | しんうわごろも | Meitetsu: Mikawa [Uwa-Goromo] >Sanage >Hekinan | ||
| Mapion | 12 | 19.5 | Shin-Toyota | 新豊田 | しんとよた | Meitetsu: Mikawa [Toyotashi] >Sanage >Hekinan | ||
| Mapion | 13 | 21.5 | Aikan-Umetsubo | 愛環梅坪 | あいかんうめつぼ | |||
| Mapion | 14 | 23.5 | Shigō | 四郷 | しごう | |||
| Mapion | 15 | 25.5 | Kaizu | 貝津 | かいづ | |||
| Mapion | 16 | 26.8 | Homi | 保見 | ほみ | |||
| Mapion | 17 | 29.2 | Sasabara | 篠原 | ささばら | |||
| Mapion | 18 | 32.0 | Yakusa | 八草 | やくさ | Aichi Kōsoku: Tōbu Kyūryō "Linimo line" >Fujigaoka | ||
| Mapion | 19 | 34.6 | Yamaguchi | 山口 | やまぐち | Seto-shi | ||
| Mapion | 20 | 36.7 | Setoguchi | 瀬戸口 | せとぐち | |||
| Mapion | 21 | 39.1 | Setoshi | 瀬戸市 | せとし | Meitetsu: Seto [Shin-Seto] >Sakaemachi >Owari-Seto | ||
| Mapion | 22 | 41.9 | Nakamizuno | 中水野 | なかみずの | |||
| Mapion | 23 | 45.3 | Kōzōji | 高蔵寺 | こうぞうじ | JR Central: Chūō hon >Shiojiri >Nagoya | Kasugai-shi |