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Japan

M4.0 Earthquake near NEAR S. COAST OF HONSHU, JAPAN (Japan)

UTC time: 2025-11-21 03:24:30 UTC Local time: —

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About this earthquake

A magnitude M4.0 earthquake was recorded near NEAR S. COAST OF HONSHU, JAPAN (Japan) on November 21, 2025 at 03:24 UTC. The hypocenter lay relatively close to the surface at around 40 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by EMSC. Japan: over the past 24 hours, QuakeMap24 logged 2 earthquakes, the strongest at M3.9.

Details

ID
4e400f242748f262361283b375689fcc0937db00
Magnitude
M4.0
Depth
40.0 km
UTC time
2025-11-21 03:24:30 UTC
Local time
—
Country
Japan
City
pu an shi
Source
emsc
Coordinates
35.60000, 139.90000
Temperature
15.3°C

Depth profile

Depth profile Depth: 40 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 40 km
Shallow
40 km
40 km — deeper than the regional average (33.2 km)
Regional average: 33.2 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Felt reports

3felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Nov 21, 2025, 3:38 AM UTC · Last checked: Sep 6, 2026, 12:18 PM UTC

Source: EMSC / LastQuake

Volcanoes nearby

  • Hakoneyama
    Distance: 89 km ·Complex ·Elevation: 1'438 m ·Last eruption: 2015 ·Japan
  • Izu-Tobu
    Distance: 107 km ·Pyroclastic cone(s) ·Elevation: 580 m ·Last eruption: 1989 ·Japan
  • Izu-Oshima
    Distance: 108 km ·Stratovolcano ·Elevation: 758 m ·Last eruption: 1990 ·Japan
  • Fujisan
    Distance: 109 km ·Stratovolcano ·Elevation: 3'776 m ·Last eruption: 1708 ·Japan
  • Akagisan
    Distance: 124 km ·Stratovolcano ·Elevation: 1'828 m ·Japan
  • Toshima
    Distance: 133 km ·Stratovolcano ·Elevation: 508 m ·Last eruption: -4550 ·Japan

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Tokyo Haneda International AirportJapan · HND · RJTT
    11.7 kmStraight-line distance
  • Chofu AirportJapan · RJTF
    34.6 kmStraight-line distance
  • Narita International AirportJapan · NRT · RJAA
    48.0 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-04

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Japan

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 969 Catalogue entries

Of 968 other entries for this area and period, 266 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Japan

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Japan

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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