- Nimai Bridge, Hattari River 0.7KP | Miyaoka, Kyowa-cho, Iwanai-gun, Hokkaido 045-0123 | Ministry of Land, Infrastructure, Transport and Tourism
- Otesakuba Bridge, Horikappu River 8.8KP | Horoni, Kyowa-cho, Iwanai-gun, Hokkaido 045-0121 | Ministry of Land, Infrastructure, Transport and Tourism
- Momiji Bridge, Horikappu River 15.9KP | Kozawa, Kyowa-cho, Iwanai-gun, Hokkaido 048-2142 | Ministry of Land, Infrastructure, Transport and Tourism
- Riyamunai River 0.7KP | Hattari, Kyowa Town, Iwanai District, Hokkaido 045-0122 | Ministry of Land, Infrastructure, Transport and Tourism