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強い揺れに警戒千葉 茨城 東京
Tsunami warning
Stay calm and secure your safety.
Safety GuidanceSafety Guidance
Multilingual InformationOnlineSmartphone TV/radio
In Japan, earthquake and tsunami information is immediately broadcast via various channels.
@JMA_bousaiJMA Disaster PreventionTwitter
@JMA_kishouJapan Meteorological AgencyTwitter
Japan Meteorological Agency JMA
Radio
Earthquake!
Earthquake!
Leave coastal areas and get to higher ground!
Smartphone
TSUNAMIWARNING
NEWS
Enlarged view+
ParkingP
At home on public transportOutdoors
When a tsunami warning/advisory is issued
When an earthquake occurs
Tsunami
Information
Earthquakes
Multilingual Information
Tsunami warning/advisory
Earthquakeinformation
TVNEWSTSUNAMI
日本語，English，简体中文，繁體中文， 한국어，Português，Español， Bahasa Indonesia，Tiếng Việt， Tagalog， ภาษาไทย， नपेाली भाषा
https://www.jma.go.jp/
https://www.jma.go.jp/
Tsunami Warnings/Advisories Japanese seismic intensity scale
Earthquake Early Warning
Perceptible indoors
General feeling of alarm
Difficulty standing
Structural instability or collapse of wooden structures with low earthquake resistance
2020.03
Signs
Fold like this
Low HighLow High
3 m（1 - 3 m）
High1 m
（20 cm - 1 m）
（no expression） Huge5 m
（3 - 5 m）10 m
（5 - 10 m）Over10 m（10 m - ）
TsunamiAdvisory
TsunamiWarning
Major Tsunami Warning
Earthquake Early Warnings (EEWs) are broadcast via various channels to help people take protective action.
TV PublicannouncementSmartphone
Earthquake
強い揺れに警戒千葉 茨城 東京
Earthquake
Hazard level
0 1 2 3 4 5Lower
5Upper
6Lower
6Upper
7
強い揺れに警戒千葉 茨城 東京
Tsunami warning
Stay calm and secure your safety.
Safety Guidance
Safety Guidance
Multilingual InformationOnline
Smartphone
TV/radio
In Japan, earthquake and tsunami information is
immediately broadcast via various channels.
@JMA_bousai
JMA Disaster Prevention
@JMA_kishou
Japan Meteorological Agency
TwitterJapan Meteorological Agency JMA
Radio
Earthquake!
Earthquake!
Leave coastal areas and
get to higher ground!
Smartphone
TSUNAMIWARNING
NEWS
Enlarged view
+
ParkingP
At home
on public transport
Outdoors
When a tsunami warning/advisory is issued
When an earthquake occurs
Tsunami
Information
Earthquakes
Multilingual InformationTsunami warning/advisory
Earthquakeinformation
TVNEWSTSUNAMI
日本語，English，，繁體中文， 한국어，
Português，Español， Bahasa Indonesia，
， Tagalog， ภาษาไทย，
https://www.jma.go.jp/
https://www.jma.go.jp/
Crust
Shallow crustal earthquake
Japan is one of the world’s most earthquake-prone countries.Mechanics of earthquakes and tsunami
Oceanic plateSnap-back
強い揺れに警
戒
千葉 茨城 東京
Tsunami w
arning
Stay calm
and secu
re your sa
fety.
Safety Guidance
Safety Guidance
Multiling
ual Infor
mation
Online
Smartph
one
TV/ radio
In Japan,
earthqua
ke and t
sunami in
formation
is
immediate
ly broadc
ast via va
rious cha
nnels.
@JMA_bo
usaiJMA
Disaster
Preventio
n
@JMA_kis
houJapa
n Meteor
ological A
gency
Japan Mete
orological
Agency
JMA
Radio
Earthqua
ke!
Earthquake!
Leave coa
stal area
s and
get to hig
her groun
d!
Smartpho
ne
TSUNAM
I
WARNIN
G
NEWS
Enlarged
view
+
Parking
P
At home
on public
transpor
t
Outdoors
When a ts
unami war
ning/adv
isory is is
sued
When an e
arthquak
e occurs
Tsunami
Informat
ion
Earthqua
kes
Multilingual Information
Tsunami w
arning
/advisory
Earthqua
ke
informati
on
TVNEW
S
TSUNAM
I
日本語，En
glish，
，繁體中文，
한국어，
Português
，Español，
Bahasa In
donesia，
， Tagalog，
ภาษาไทย，
https://w
ww.jma.g
o.jp/
https://w
ww.jma.g
o.jp/
Interplate earthquake
Continental plate Continental plate
Oceanic plate
Active fault
Subduction
Tsunami hazard zone Tsunami refuge building/area Tsunami Flag
TSUNAMI
