Kasasa-jima

Welcome to Kasasa-jima, a Temperate island in the Seto Naikai or Inland Sea, part of the majestic Pacific Ocean. This guide offers a comprehensive overview of what makes Kasasa-jima unique – from its geography and climate to its population, infrastructure, and beyond. Dive into the details:
- Geography and Size: Explore the island’s size and location.
- Climate and Weather: Weather patterns and temperature.
- Topography and Nature: Uncover the natural wonders of the island.
- Infrastructure and Travelling: Insights on reaching, staying, and making the most of your visit.
- News and Headlines: Latest News.
Geography and size of Kasasa-jima
Size: 0.892 km²
Coastline: 3.8 km
Ocean: Pacific Ocean
Sea: Seto Naikai or Inland Sea
Continent: Asia
Kasasa-jima is a Tiny Island spanning 0.892 km² with a coastline of 3.8 km.
Archipel: Japan – An East Asian archipelago comprising four main islands and numerous smaller ones, known for its rich history, technological advances, and distinct culture.
Tectonic Plate: Amur – A minor tectonic plate in the region of the Amur River at the border of Russia and China, involved in complex interactions with the Pacific and Eurasian plates.
The geographic heart of the island is pinpointed at these coordinates:
Latitude: 33.94279125 / Longitude: 132.16069703
Climate and weather of Kasasa-jima
Climate Zone: Temperate
Climate Details: Humid Subtropical Climate
Temperature: Hot Summer
Climate Characteristics: With continuous rainfall and hot summers, this climate is common in some coastal regions, supporting diverse vegetation.
Topography and nature of Kasasa-jima
Timezone: UTC+09:00
Timezone places: Asia/Tokyo
Max. Elevation: 25 m
Mean Elevation: 14 m
Vegetation: Evergreen Needleleaf Forest
Tree Coverage: 85%
The mean elevation is 14 m. The highest elevation on the island reaches approximately 25 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: Evergreen Needleleaf Forest
Dominated by evergreen coniferous trees such as pines and firs, which retain their needle-like leaves throughout the year. These forests are often found in cooler climates. Kasasa-jima has a tree cover of 85 %.
Vegetation: 4 vegetation zones – Diverse Island
Four distinct vegetation zones mark these islands as ecologically diverse. They might feature varied landscapes such as forests, beaches, grasslands, and rocky areas. Such diversity reflects the island’s complex ecological interactions and varied habitats, which can support a rich array of wildlife and plant species.
Infrastructure and Travelling to Kasasa-jima
Does the island have a public airport? no.
There is no public and scheduled airport on Kasasa-jima. The nearest airport is Iwakuni Kintaikyo Airport / Marine Corps Air Station Iwakuni, located 24 km away.
Does the island have a major port? no.
There are no major ports on Kasasa-jima. The closest major port is YANAI, approximately 2 km away.
The mean population of Kasasa-jima is 129 per km². Kasasa-jima is Moderately Inhabited. The island belongs to Japan.
Continuing your journey, Yashiro-jima is the next notable island, situated merely km away.
Kasasajima Island, Seto Inland in Japan



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 Kasasa-jima
Stay informed with the most recent news and important headlines from Kasasa-jima. Here’s a roundup of the latest developments.
- Lynas Rare Earths Secures Floor Price in Revised Japan Supply Deal - WSJby "japan" - Google News on 11 March 2026
Lynas Rare Earths Secures Floor Price in Revised Japan Supply Deal WSJ
- Weak yen and oil shock cloud Japan inflation outlook -- PPI recap - investingLiveby "japan" - Google News on 11 March 2026
Weak yen and oil shock cloud Japan inflation outlook -- PPI recap investingLive
- 36Kr Global Exclusive Interview | Japan Talk: Qibo Technology's Counterintuitive Uphill Battle in the Japanese Robotics Market - 36 Krby "japan" - Google News on 11 March 2026
36Kr Global Exclusive Interview | Japan Talk: Qibo Technology's Counterintuitive Uphill Battle in the Japanese Robotics Market 36 Kr
- Have You Tried the Ferry? All On Board the Sunflower - JAPAN Forwardby "japan" - Google News on 11 March 2026
Have You Tried the Ferry? All On Board the Sunflower JAPAN Forward
- Missile deployment further proof that Japan poses real threat to regional peace - China Militaryby "japan" - Google News on 11 March 2026
Missile deployment further proof that Japan poses real threat to regional peace China Military
- Tourists entering Japan from 74 countries will be exempt from face-to-face immigration checks - Human Resources Onlineby "japan" - Google News on 11 March 2026
Tourists entering Japan from 74 countries will be exempt from face-to-face immigration checks Human Resources Online
- Japan picks 61 goods, techs for priority investment - Qazinformby "japan" - Google News on 11 March 2026
Japan picks 61 goods, techs for priority investment Qazinform
- Japan evacuates 281 nationals from Middle East amid escalating conflict - ساناby "japan" - Google News on 11 March 2026
Japan evacuates 281 nationals from Middle East amid escalating conflict سانا
- Japan marks 15 yrs since quake-tsunami, Fukushima nuclear crisis - Japan Wire by KYODO NEWSby "japan" - Google News on 11 March 2026
Japan marks 15 yrs since quake-tsunami, Fukushima nuclear crisis Japan Wire by KYODO NEWS
- ICYMI: Debate grows over political influence on Bank of Japan policy - investingLiveby "japan" - Google News on 11 March 2026
ICYMI: Debate grows over political influence on Bank of Japan policy investingLive
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.
