28.505 km²
Coastline: 30.429 km
Landform: Plains
57 / km²
Tree Cover: 36%
Agricultural Mosaic

Welcome to Yonaguni-jima, a Tropical island in the Philippine Sea, part of the majestic Pacific Ocean. This guide offers a comprehensive overview of what makes Yonaguni-jima unique – from its geography and climate to its population, infrastructure, and beyond. Dive into the details:

Geography and size of Yonaguni-jima

Size: 28.5 km²
Coastline: 30.4 km
Ocean: Pacific Ocean
Sea: Philippine Sea
Continent: Asia

Yonaguni-jima is a Medium Island spanning 29 km² with a coastline of 30 km.

Archipel: Ryukyu Islands – A chain of Japanese islands stretching southwest from Kyushu to Taiwan, known for their unique Okinawan culture and subtropical climate.

Tectonic Plate: Okinawa – Located in the East China Sea, near the Ryukyu Islands and Taiwan, it’s involved in the subduction zone between the Philippine Sea Plate and the Eurasian Plate.

The geographic heart of the island is pinpointed at these coordinates:
Latitude: 24.45586678 / Longitude: 122.98947036

Climate and weather of Yonaguni-jima

Climate Zone: Tropical
Climate Details: Tropical Rainforest Climate
Temperature: Hot

Climate Characteristics: This climate is typified by heavy rainfall throughout the year, high humidity, and consistently high temperatures, leading to lush rainforests and rich biodiversity. Seasonal temperature variations are minimal.

Topography and nature of Yonaguni-jima

Timezone: UTC+09:00
Timezone places: Asia/Tokyo
Max. Elevation: 121 m
Mean Elevation: 52 m
Vegetation: Agricultural Mosaic
Tree Coverage: 36%

The mean elevation is 52 m. The highest elevation on the island reaches approximately 121 meters above sea level. The island is characterized by Plains: Flat, low-lying lands characterized by a maximum elevation of up to 200 meters. On islands, plains are typically coastal lowlands or central flat areas.

Dominating Vegetation: Agricultural Mosaic
A mix of cropland and natural vegetation, often seen in rural landscapes where agricultural fields are interspersed with patches of natural habitats. Yonaguni-jima has a tree cover of 36 %.

Vegetation: 10 vegetation zones – Very Highly Diverse Island
Islands in this range are ecological powerhouses, showcasing a wide array of vegetation zones. Each zone, from lush rainforests to arid scrublands, coastal mangroves to mountainous regions, contributes to a complex and interdependent ecosystem. These islands are often hotspots of biodiversity, supporting numerous species and intricate ecological processes.

Infrastructure and Travelling to Yonaguni-jima

Does the island have a public airport? yes.
Yonaguni-jima has a public and scheduled airport. The following airports are located on this island: Yonaguni Airport.

Does the island have a major port? no.
There are no major ports on Yonaguni-jima. The closest major port is SU-AO, approximately 120 km away.

The mean population of Yonaguni-jima is 58 per km². Yonaguni-jima is Gently Populated. The island belongs to Japan.

Continuing your journey, Iriomote Jima is the next notable island, situated merely km away.

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Japan is classified as Developed region: G7: Group of Seven – Major advanced economies, including Canada, France, Germany, Italy, Japan, the United Kingdom, and the United States. The level of income is High income: OECD.

News – Latest Updates and Headlines from Yonaguni-jima

Stay informed with the most recent news and important headlines from Yonaguni-jima. Here’s a roundup of the latest developments.


Please note: The data used here has been primarily extracted from satellite readings. Deviations from exact values may occur, particularly regarding the height of elevations and population density. Land area and coastline measurements refer to average values at mean high tide.

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