List of tunnels in Japan
This list of tunnels in Japan includes any road, rail or waterway tunnel in Japan.
| Tunnel | Opening | Start location | End location | Note |
|---|---|---|---|---|
| Seikan Tunnel - Kaikyō Line | 13 March 1988 | Honshu | Hokkaido | the second longest railway tunnel in the world |
| Tsugaru Tunnel - (Kaikyō Line) | ||||
| Iwate-Ichinohe Tunnel - Tōhoku Shinkansen | 2002 | Morioka, Iwate | Hachinohe, Aomori | |
| Fukushima Tunnel - Tōhoku Shinkansen | ||||
| Zaō Tunnel - Tōhoku Shinkansen | ||||
| Daishimizu Tunnel - Jōetsu Shinkansen | 1982 | Gunma Prefecture | Niigata Prefecture | |
| Shimizu Tunnel - Jōetsu Line | Gunma Prefecture | Niigata Prefecture | ||
| Shin-Shimizu Tunnel - Jōetsu Line | ||||
| Haruna Tunnel - Jōetsu Shinkansen | ||||
| Nakayama Tunnel - Jōetsu Shinkansen | ||||
| Uonuma Tunnel - Jōetsu Shinkansen | ||||
| Tanna Tunnel - Tōkaidō Shinkansen | 1934 | Tokyo | Kobe | |
| Shin-Tanna Tunnel - Tōkaidō Shinkansen | ||||
| Nihonzaka Tunnel (rail) - Tōkaidō Shinkansen | ||||
| Rokko Tunnel - Sanyō Shinkansen | ||||
| Aki Tunnel - Sanyō Shinkansen | ||||
| Kanmon Tunnel - Sanyō Main Line | 1942 | Shimonoseki, Yamaguchi | Kitakyūshū, Fukuoka | |
| Shin Kanmon Tunnel - Sanyō Shinkansen | ||||
| Shin-Noborikawa Tunnel - Sekishō Line | ||||
| Shin-Karikatsu Tunnel - Nemuro Main Line | ||||
| Senzan Tunnel - Senzan Line | ||||
| Sengan Tunnel - Akita Shinkansen (Tazawako Line) | ||||
| Rokujurigoe Tunnel - Tadami Line | ||||
| Sasago Tunnel - Chūō Expressway | 1977 | Ōtsuki, Yamanashi | Kōshū, Yamanashi | |
| Enrei Tunnel - Chūō Main Line | ||||
| Ōhara Tunnel - Iida Line | ||||
| Hokuriku Tunnel - Hokuriku Line | ||||
| Kubiki Tunnel - Hokuriku Line | ||||
| Nagasaki Tunnel - Nagasaki Main Line | ||||
| Masaki Tunnel - Sanriku Railway | ||||
| Akakura Tunnel - Hokuhoku Line | ||||
| Nabetateyama Tunnel - Hokuhoku Line | ||||
| Yakushitoge Tunnel - Hokuhoku Line | ||||
| Kirigatake Tunnel - Hokuhoku Line | ||||
| Karisaka Tunnel | 1998 | Chichibu, Saitama | Yamanashi, Yamanashi | |
| Shin Kōbe Tunnel | ||||
| Kan-etsu Tunnel - Kan-Etsu Expressway | the longest road tunnel in Japan | |||
| Hida Tunnel - Tōkai-Hokuriku Expressway | the second-longest road tunnel in Japan | |||
| Tokyo Bay Aqua-Line bridge-tunnel | 18 December 1997 | Kawasaki, Kanagawa | Kisarazu, Chiba | the third-longest road tunnel in Japan |
| Enasan Tunnel - Chūō Expressway | the fourth-longest road tunnel in Japan |