Connected Cables

Cable	Length	RFS	Status
5 Villages 6 Islands	355 km	2019	Active

📡 Live Performance

measurements

probes

days monitored

275.5

ms avg RTT

anomalies

RTT measurements to this landing point from 2026-05-05 through 2026-05-11 — live ICMP round-trip time via RIPE Atlas probes. Recomputed daily. ✓ No anomalies detected in the monitored period.

Measurement sources

Probe	Location	Samples	Avg	Min–Max	Last seen
#1014473 own probe	Minsk BY	2	296.5 ms	291.1–301.9	2026-05-11
#1014589 own probe	Almaty KZ	2	278.8 ms	275.8–281.8	2026-05-11
#1014597 own probe	Tbilisi GE	2	282.8 ms	282.5–283.0	2026-05-11
#1014969 own probe	Jerusalem IL	2	277.7 ms	277.3–278.2	2026-05-11
#1015523 own probe	Moscow RU	2	249.9 ms	245.8–254.1	2026-05-11
#1015563 own probe	Saint Petersburg RU	1	258.9 ms	258.9–258.9	2026-05-05

About Kozushima, Japan

Kozushima, Japan is a submarine cable landing point in Japan (coordinates 34.2070°, 139.1396°). It serves 1 submarine cable system, making it a single-cable landing in Japan's international connectivity infrastructure.

Connected submarine cables

Cable	RFS	Length	Owners
5 Villages 6 Islands	2019	355 km	Tokyo Metropolitan Government

Connectivity profile

From Kozushima, Japan, international traffic can reach 1 countries through 1 cable system. Destinations include Japan. This location depends on a single cable system — a characteristic that makes it strategically sensitive to physical disruptions.

Monitoring status

GeoCables recorded 1 monitoring event on cables serving Kozushima, Japan in the past 90 days. Our monitoring network continuously samples latency from external probes to targets reachable via these cables.

About the cables

5 Villages 6 Islands (2019) — Overview 5 Villages 6 Islands is a regional submarine cable connecting nine coastal and island locations in Japan. The total length of the cable is 355 km. Route and Landings Aogashima, Japan Hachijo, Japan Kozushima, Japan Mikurashima, Japan Miyake, Japan Niijima, Japan Oshima, Japan Shikinejima, Japan Toshima, Japan Ownership and Operators The cable is operated by Tokyo Metropolitan Government. Read more →

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