| Teshikaga | |
| Native Name Lang: | ja |
| Settlement Type: | Town |
| Pushpin Map: | Japan |
| Pushpin Map Caption: | Location in Japan |
| Coordinates: | 43.4833°N 172°W |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Hokkaido |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Hokkaido (Kushiro Subprefecture) |
| Subdivision Type3: | District |
| Subdivision Name3: | Kawakami |
| Leader Title: | Mayor |
| Leader Title1: | Vice Mayor |
| Unit Pref: | Metric |
| Area Total Km2: | 774.53 |
| Population Total: | 6,955 |
| Population As Of: | October 1, 2020 |
| Population Density Km2: | auto |
| Timezone1: | JST |
| Utc Offset1: | +09:00 |
| Postal Code Type: | Postal code |
| Postal Code: | 088-3292 |
| Blank Name Sec1: | City hall address |
| Blank Name Sec2: | Climate |
| Blank Info Sec2: | Dfb |
is a town located in Kushiro Subprefecture, Hokkaido, Japan. As of October 2020, the town has an estimated population of 6,955 and a density of 9.0 persons per km2.[1] The total area is 774.53 km2.
Tourist attractions in the town include Lake Mashū (Ainu: Kamuy-to), Lake Kussharo (Ainu: Kutcar or Kutcaro) and Kawayu Onsen.