Tempoku Line

{{Short description|Railway line in Japan}}

{{more citations needed|date=July 2018}}

{{Infobox rail line

| box_width =

| name = Tempoku Line

| color = 954a35

| logo =

| logo_width =

| image = Tempoku Express approaching Otoineppu Station 198807.jpg

| image_width = 300px

| caption = The express train "Tenpoku" entering Otoineppu Station (July 1988)

| type =

| system =

| status =

| locale = Hokkaido

| start = {{STN|Otoineppu|x}}

| end = {{STN|Minami-Wakkanai|x}}

| stations = 30

| routes =

| daily_ridership =

| open = 1914

| close = 1989

| owner = JR Hokkaido

| operator =

| character =

| depot =

| stock =

| linelength = {{convert|148.9|km|mi|abbr=on}}

| tracklength =

| tracks =

| gauge = {{RailGauge|1067mm}}

| electrification = Not electrified

| speed =

| elevation =

| map =

| map_state = collapsed

}}

The {{nihongo|Tempoku Line|天北線|Tempoku-sen}} was a railway line most recently operated by Hokkaido Railway Company (JR Hokkaido) in Hokkaidō, Japan. The 148.9 kilometres line connected from Otoineppu to Minami-Wakkanai via Nakatonbetsu, Hamatonbetsu and Sarufutsu until its closure in 1989. This railway line was named after Teshio Province and Kitami Province.