M5.2 Earthquake near Near South Coast of Honshu, Japan

UTC time: 2025-12-23 09:44:21 UTC Local time: —

Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

Magnitude

M5.2

Depth: 331.0 km
Source: GFZ

Near South Coast of Honshu, Japan

Map

About this earthquake

A magnitude M5.2 earthquake was recorded near Near South Coast of Honshu, Japan on December 23, 2025 at 09:44 UTC. At roughly 331 km, the focus was very deep, so surface shaking tends to be weaker. Events of this size can cause damage near the epicenter.

The data is provided by GFZ and cross-checked across seismological networks.

Details

1b0269db728ed33373b42c78c49033dab5d9573c

Magnitude

M5.2

Depth

331.0 km

UTC time

2025-12-23 09:44:21 UTC

Local time

—

Country

—

Source

gfz

Coordinates

33.11000, 137.79000

Temperature

18.2°C

Depth profile

Deep

331 km

Why depth matters

Deep quakes are felt over very large areas but rarely cause surface damage.

Depth classes per USGS

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation

Shima162.3 kmNW47'774

Hamamatsu176.9 kmN791'707

GeoNames · CC BY 4.0

Volcanoes nearby

Kozushima

Distance: 176 km ·Lava dome(s) ·Elevation: 572 m ·Last eruption: 838 ·Japan
Kurose Hole

Distance: 179 km ·Caldera ·Elevation: -114 m ·Japan
Hachijojima

Distance: 184 km ·Stratovolcano(es) ·Elevation: 854 m ·Last eruption: 1606 ·Japan
Mikurajima

Distance: 188 km ·Stratovolcano ·Elevation: 851 m ·Last eruption: -4100 ·Japan
Miyakejima

Distance: 194 km ·Stratovolcano ·Elevation: 775 m ·Last eruption: 2010 ·Japan
Aogashima

Distance: 198 km ·Stratovolcano ·Elevation: 423 m ·Last eruption: 1785 ·Japan

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours1

First 24 hours1

First 72 hours1

Strongest subsequent eventM5.2

M5.22025-12-23 09:44:22 UTC14.3 km163 km S of Ōyama, Japan M4.32026-01-03 14:12:43 UTC47.1 kmIZU ISLANDS, JAPAN REGION M4.92026-01-19 16:30:19 UTC94.8 kmSoutheast of Honshu, Japan

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#3

Earlier events M≥421

Earlier events M≥55

Compared since2025-02-17

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.82025-02-26 05:53:24 UTC143.3 km38 km ESE of Shingū, Japan M5.32025-12-12 19:03:12 UTC83.4 kmIZU ISLANDS, JAPAN REGION M5.22025-12-12 19:03:12 UTC88.0 kmSoutheast of Honshu, Japan M5.12025-06-12 03:49:21 UTC57.1 kmSoutheast of Honshu, Japan M5.12025-12-12 19:03:13 UTC82.9 kmEvent of magnitude 5.1, near of Ōsaka (Monde)

Stats (last 24h)

Global (24h)

505

Country (24h)

—

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