Mount Onnebetsu

{{Short description|Quaternary stratovolcano on the island of Hokkaido in Japan}}

{{Infobox mountain

| name = Mount Onnebetsu

| other_name = 遠音別岳

| photo = Mt Onnebetsu.JPG

| photo_caption = Mount Onnebetsu

| elevation_m = 1330.4

| elevation_ref = {{cite web|url=https://maps.gsi.go.jp/#15/43.99333333333333/145.01333333333332/|script-title=ja:地理院地図|title=Chiri-in chizu|trans-title=Geographical Survey Institute map|lang=ja|publisher=Geospatial Information Authority of Japan|access-date=November 11, 2023}}

| prominence =

| map = Japan

| map_caption = Location of Mount Onnebetsu in Japan.

| label_position = left

| listing = List of mountains and hills of Japan by height

| pronunciation =

| location = Hokkaido, Japan

| range = Shiretoko Peninsula

| coordinates = {{coord|43|59|36|N|145|0|48|E|type:mountain_scale:100000|format=dms|display=inline,title}}

| coordinates_ref = {{cite web|url=https://maps.gsi.go.jp/3d/mountain/mountain.html|script-title=ja:日本の主な山岳|title=Nihon no omona sangaku|trans-title=Japan's main mountains|lang=ja|publisher=Geospatial Information Authority of Japan|access-date=November 11, 2023}}

| topo_maker = Geospatial Information Authority of Japan 25000:1 遠音別岳
25000:1 真鯉
50000:1 斜里
50000:1 標津

| type = Stratovolcano and Lava dome

| age = Quaternary

| volcanic_arc = Kurile arc

| last_eruption = ca. 0.4–0.2 million years ago

| first_ascent =

| easiest_route =

}}

{{nihongo|Mount Onnebetsu|遠音別岳|Onnebetsu-dake}} is a Quaternary stratovolcano.{{cite web|url=https://gbank.gsj.jp/volcano/Quat_Vol/volcano_data/B06.html|script-title=ja:知西別・遠音別|title=Chinishibetsu on'nebetsu|trans-title=Chiseibetsu/Toonebetsu|lang=ja|access-date=November 11, 2023|publisher=Geological Survey of Japan|work=Quaternary Volcanoes of Japan}} Its summit is {{convert|1330.4|m|ft|0|}} above sea level. It is located on Hokkaido's Shiretoko Peninsula on the border of Shari in Shari District, Okhotsk and Rausu in Menashi District, Nemuro.