Naha, Japan

Naha, Japan is a submarine cable landing point in Japan (coordinates 26.2124°, 127.6806°). It serves 4 submarine cable systems, making it a multi-cable landing site in Japan's international connectivity infrastructure.

Naha is the capital city of Okinawa Prefecture, the southernmost prefecture of Japan. As of 1 June 2019, the city has an estimated population of 317,405 and a population density of 7,939 people per km2. The total area is 39.98 km2 (15.44 sq mi). Wikipedia

Connected submarine cables

Operators landing at Naha, Japan

Cables landing at Naha, Japan are operated by 3 distinct consortium partners and carriers, including AT&T, KDDI, Okinawa Cellular Telephone Company. Each cable is typically jointly owned by a consortium of tier-one carriers and hyperscale operators who share construction costs and capacity; the operator mix reflects both regional incumbents and global players with interest in the routes served by this landing point.

Connectivity profile

From Naha, Japan, international traffic can reach 2 countries through 4 cable systems. Destinations include Guam, Japan.

Monitoring status

No monitoring incidents were recorded on cables serving Naha, Japan in the past 90 days — all connected systems remained within normal latency thresholds. Our monitoring network continuously samples latency from external probes to targets reachable via these cables.

About the cables

• YUI (2023) — YUI is a domestic submarine cable network within Japan, connecting 4 coastal and island locations including Hirara, Naha, Nakadomari, Shiraho. The system provides essential telecommunications infrastructure for communities that would otherwise depend entirely on satellite or microwave links. Read more →
• Guam Okinawa Kyushu Incheon (GOKI) (2013) — Guam Okinawa Kyushu Incheon (GOKI) is a point-to-point submarine cable linking Japan and Guam. Landing at Kitakyushu, Naha, Tumon Bay, it provides a direct fiber-optic path between the two countries, serving as both a primary data route and a redundancy option for neighboring cable systems. Read more →
• Japan Information Highway (JIH) (1999) — Japan Information Highway (JIH) is a domestic submarine cable network within Japan, connecting 9 coastal and island locations including Akita, Chikura, Ibaraki, Ishikari, Miyazaki, and 4 more. The system provides essential telecommunications infrastructure for communities that would otherwise depend entirely on satellite or microwave links. Read more →
• Miyazaki-Okinawa Cable (MOC) (1997) — Miyazaki-Okinawa Cable (MOC) is a submarine cable system operating within Japan, with landing points at Miyazaki, Naha. It provides dedicated submarine fiber capacity between these locations, supporting telecommunications, internet access, and enterprise connectivity. Read more →

Submarine cable data from TeleGeography. Geographic context from Wikipedia. Monitoring metrics updated continuously by GeoCables.