- Horonobe Visitor Center Sarobetsu Wetland | Horonobe Visitor Center, Shimonuma, Horonobe-cho, Teshio-gun, Hokkaido 098-3228 | Internet Nature Research Institute
Rivers
Teshio River
- Teshio River 11.8KP Right Bank | Horonobe, Horonobe-cho, Teshio-gun, Hokkaido 098-3223 | Ministry of Land, Infrastructure, Transport and Tourism
- Teshio Ohashi Observatory, Teshio River 18.6KP | Horonobe, Horonobe-cho, Teshio-gun, Hokkaido 098-3223 | Hokkaido Development Bureau
- Teshio River 31.6KP Right Bank | Kaishin, Horonobe-cho, Teshio-gun, Hokkaido 098-3226 | Ministry of Land, Infrastructure, Transport and Tourism
- Teshio River 41.6KP right bank | Yuko, Horonobe-cho, Teshio-gun, Hokkaido 098-3251 | Ministry of Land, Infrastructure, Transport and Tourism
- Teshio River 43.8KP right bank | Toikanbetsu, Horonobe-cho, Teshio-gun, Hokkaido 098-2943 | Ministry of Land, Infrastructure, Transport and Tourism
Toikanbetsu River
- Shimotoikanbetsu Observatory, Toikanbetsu River 0K | Shimotoikanbetsu Observatory, Toikanbetsu, Horonobe-cho, Teshio-gun, Hokkaido 098-2943 | Hokkaido Development Bureau
- Toikanbetsu River 1.6KP Left Bank | Toikanbetsu, Horonobe-cho, Teshio-gun, Hokkaido 098-2943 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 2.6KP Left Bank | Toikanbetsu, Horonobe-cho, Teshio-gun, Hokkaido 098-2943 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 3.4KP Left Bank | Toikanbetsu, Horonobe-cho, Teshio-gun, Hokkaido 098-2943 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 3.6KP Right Bank | Toikanbetsu, Horonobe-cho, Teshio-gun, Hokkaido 098-2943 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 3.8KP Right Bank | Toikanbetsu, Horonobe-cho, Teshio-gun, Hokkaido 098-2943 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 6.6KP Right Bank | Nakatoikan, Horonobe-cho, Teshio-gun, Hokkaido 098-2942 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 8.0KP | Nakatoikan, Horonobe-cho, Teshio-gun, Hokkaido 098-2942 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 9.7KP left bank | Nakatoikan, Horonobe-cho, Teshio-gun, Hokkaido 098-2942 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 10.2KP Left Bank | Nakatoikan, Horonobe-cho, Teshio-gun, Hokkaido 098-2942 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 13.2KP left bank | Kamitoikan, Horonobe-cho, Teshio-gun, Hokkaido 098-2941 | Ministry of Land, Infrastructure, Transport and Tourism
- Kamitoikanbetsu Observatory, Toikanbetsu River 14K | Kamitoian, Horonobe-cho, Teshio-gun, Hokkaido 098-2941 | Hokkaido Development Bureau
- Toikanbetsu River 14.4KP left bank downstream | Kamitoikan, Horonobe-cho, Teshio-gun, Hokkaido 098-2941 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 14.4KP left bank Upstream | Kamitoikan, Horonobe-cho, Teshio-gun, Hokkaido 098-2941 | Ministry of Land, Infrastructure, Transport and Tourism
- Toikanbetsu River 15.4KP Left Bank | Kamitoikan, Horonobe-cho, Teshio-gun, Hokkaido 098-2941 | Ministry of Land, Infrastructure, Transport and Tourism