| Country: | JPN |
| Tokyo Metropolitan Road and Kanagawa Prefectural Road Route 2 東京都道・神奈川県道2号東京丸子横浜線 | |
| Map Custom: | yes |
| Length Km: | 20.0 |
| Terminus A: | Nishigotanda, Shinagawa, Tokyo |
| Terminus B: | Kanagawa-ku, Yokohama, Kanagawa |
is a principle local road that stretches from Nishigotanda, Shinagawa in Tokyo to Kanagawa-ku, Yokohama in Kanagawa. With the Marukobashi intersection as the boundary, the direction of Gotanda is commonly called the Nakahara Highway, and the direction of Tsunashima is known as the .
Tsunashina Kaido has a total length of 20km (10miles). The Tokyo, Kawasaki and Yokohama sections of the road have a length of 7,210,[1] 3,276,[2] and 9,540 m respectively.[3]