Tokyo to MST to PST to GMT to EST to SGT Time Converter
Start by searching for a time zone, city, or town.
Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
9:00 pm21:00 JST (UTC+9), Nov 15, 2026 = 5:00 am05:00 MST (UTC-7), Nov 15, 2026 = 4:00 am04:00 PST (UTC-8), Nov 15, 2026 = 12:00 pm12:00 GMT (UTC+0), Nov 15, 2026 = 7:00 am07:00 EST (UTC-5), Nov 15, 2026 = 8:00 pm20:00 SGT (UTC+8), Nov 15, 2026
Tokyo is 16 hours ahead of MST. Tokyo is 17 hours ahead of PST. Tokyo is 9 hours ahead of GMT. Tokyo is 14 hours ahead of EST. Tokyo is 1 hour ahead of SGT.
How the time difference changes
Tokyo to MST
For most of the year, Tokyo is 15 hours ahead of MDT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, Tokyo is 16 hours ahead of MST.
For most of the year, working hours of 9:00 am to 6:00 pm in Tokyo correspond to 6:00 pm (previous day) to 3:00 am in MDT. At other times of the year, working hours of 9:00 am to 6:00 pm in Tokyo correspond to 5:00 pm (previous day) to 2:00 am in MST.For most of the year, working hours of 09:00 to 18:00 in Tokyo correspond to 18:00 (previous day) to 03:00 in MDT. At other times of the year, working hours of 09:00 to 18:00 in Tokyo correspond to 17:00 (previous day) to 02:00 in MST.
Tokyo to PST
For most of the year, Tokyo is 16 hours ahead of PDT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, Tokyo is 17 hours ahead of PST.
For most of the year, working hours of 9:00 am to 6:00 pm in Tokyo correspond to 5:00 pm (previous day) to 2:00 am in PDT. At other times of the year, working hours of 9:00 am to 6:00 pm in Tokyo correspond to 4:00 pm (previous day) to 1:00 am in PST.For most of the year, working hours of 09:00 to 18:00 in Tokyo correspond to 17:00 (previous day) to 02:00 in PDT. At other times of the year, working hours of 09:00 to 18:00 in Tokyo correspond to 16:00 (previous day) to 01:00 in PST.
Tokyo to GMT
Tokyo is 9 hours ahead of GMT year-round.
Working hours of 9:00 am to 6:00 pm in Tokyo correspond to 12:00 am to 9:00 am in GMT.Working hours of 09:00 to 18:00 in Tokyo correspond to 00:00 to 09:00 in GMT.
Tokyo to EST
For most of the year, Tokyo is 13 hours ahead of EDT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, Tokyo is 14 hours ahead of EST.
For most of the year, working hours of 9:00 am to 6:00 pm in Tokyo correspond to 8:00 pm (previous day) to 5:00 am in EDT. At other times of the year, working hours of 9:00 am to 6:00 pm in Tokyo correspond to 7:00 pm (previous day) to 4:00 am in EST.For most of the year, working hours of 09:00 to 18:00 in Tokyo correspond to 20:00 (previous day) to 05:00 in EDT. At other times of the year, working hours of 09:00 to 18:00 in Tokyo correspond to 19:00 (previous day) to 04:00 in EST.
Tokyo to SGT
Tokyo is 1 hour ahead of SGT year-round.
Working hours of 9:00 am to 6:00 pm in Tokyo correspond to 8:00 am to 5:00 pm in SGT.Working hours of 09:00 to 18:00 in Tokyo correspond to 08:00 to 17:00 in SGT.
Compare Tokyo time with MST, PST, GMT, EST, and SGT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
JST (Japan Standard Time) is 16 hours ahead of Mountain Standard Time. JST (Japan Standard Time) is 17 hours ahead of Pacific Standard Time. JST (Japan Standard Time) is 9 hours ahead of Greenwich Mean Time. JST (Japan Standard Time) is 14 hours ahead of Eastern Standard Time. JST (Japan Standard Time) is 1 hour ahead of Singapore Time.
9:00 pm21:00 in Tokyo, Japan is 5:00 am05:00 in MST and is 4:00 am04:00 in PST and is 12:00 pm12:00 in GMT and is 7:00 am07:00 in EST and is 8:00 pm20:00 in SGT
Tokyo to MST call time
Best time for a conference call or a meeting is between 9am-10am09:00-10:00 in Tokyo which corresponds to 5pm-6pm17:00-18:00 in MST (previous day).
Tokyo to PST call time
Best time for a conference call or a meeting is between 9am-11am09:00-11:00 in Tokyo which corresponds to 4pm-6pm16:00-18:00 in PST (previous day).
Tokyo to GMT call time
Best time for a conference call or a meeting is between 5:30pm-6:30pm17:30-18:30 in Tokyo which corresponds to 8:30am-9:30am08:30-09:30 in GMT. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
Tokyo to EST call time
Best time for a conference call or a meeting is between 8am-9am08:00-09:00 in Tokyo which corresponds to 6pm-7pm18:00-19:00 in EST (previous day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
Tokyo to SGT call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in Tokyo which corresponds to 9am-5pm09:00-17:00 in SGT.
9:00 pm21:00 JST (Japan Standard Time) (Tokyo, Japan). Offset UTC +9:00 hours
5:00 am05:00 Mountain Standard Time (MST). Offset UTC -7:00 hours
4:00 am04:00 Pacific Standard Time (PST). Offset UTC -8:00 hours
12:00 pm12:00 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
7:00 am07:00 Eastern Standard Time (EST). Offset UTC -5:00 hours
8:00 pm20:00 Singapore Time (SGT). Offset UTC +8:00 hours
9:00 pm21:00 Tokyo, Japan / 5:00 am05:00 MST / 4:00 am04:00 PST / 12:00 pm12:00 GMT / 7:00 am07:00 EST / 8:00 pm20:00 SGT
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| Tokyo, Japan | MST | PST | GMT | EST | SGT |
|---|---|---|---|---|---|
| 8:00am previous day | 7:00am previous day | 3:00pm previous day | 10:00am previous day | 11:00pm previous day | |
| 9:00am previous day | 8:00am previous day | 4:00pm previous day | 11:00am previous day | 12:00am | |
| 10:00am previous day | 9:00am previous day | 5:00pm previous day | 12:00pm previous day | 1:00am | |
| 11:00am previous day | 10:00am previous day | 6:00pm previous day | 1:00pm previous day | 2:00am | |
| 12:00pm previous day | 11:00am previous day | 7:00pm previous day | 2:00pm previous day | 3:00am | |
| 1:00pm previous day | 12:00pm previous day | 8:00pm previous day | 3:00pm previous day | 4:00am | |
| 2:00pm previous day | 1:00pm previous day | 9:00pm previous day | 4:00pm previous day | 5:00am | |
| 3:00pm previous day | 2:00pm previous day | 10:00pm previous day | 5:00pm previous day | 6:00am | |
| 4:00pm previous day | 3:00pm previous day | 11:00pm previous day | 6:00pm previous day | 7:00am | |
| 5:00pm previous day | 4:00pm previous day | 12:00am | 7:00pm previous day | 8:00am | |
| 6:00pm previous day | 5:00pm previous day | 1:00am | 8:00pm previous day | 9:00am | |
| 7:00pm previous day | 6:00pm previous day | 2:00am | 9:00pm previous day | 10:00am | |
| 8:00pm previous day | 7:00pm previous day | 3:00am | 10:00pm previous day | 11:00am | |
| 9:00pm previous day | 8:00pm previous day | 4:00am | 11:00pm previous day | 12:00pm | |
| 10:00pm previous day | 9:00pm previous day | 5:00am | 12:00am | 1:00pm | |
| 11:00pm previous day | 10:00pm previous day | 6:00am | 1:00am | 2:00pm | |
| 12:00am | 11:00pm previous day | 7:00am | 2:00am | 3:00pm | |
| 1:00am | 12:00am | 8:00am | 3:00am | 4:00pm | |
| 2:00am | 1:00am | 9:00am | 4:00am | 5:00pm | |
| 3:00am | 2:00am | 10:00am | 5:00am | 6:00pm | |
| 4:00am | 3:00am | 11:00am | 6:00am | 7:00pm | |
| 5:00am | 4:00am | 12:00pm | 7:00am | 8:00pm | |
| 6:00am | 5:00am | 1:00pm | 8:00am | 9:00pm | |
| 7:00am | 6:00am | 2:00pm | 9:00am | 10:00pm | |
| 08:00 previous day | 07:00 previous day | 15:00 previous day | 10:00 previous day | 23:00 previous day | |
| 09:00 previous day | 08:00 previous day | 16:00 previous day | 11:00 previous day | 00:00 | |
| 10:00 previous day | 09:00 previous day | 17:00 previous day | 12:00 previous day | 01:00 | |
| 11:00 previous day | 10:00 previous day | 18:00 previous day | 13:00 previous day | 02:00 | |
| 12:00 previous day | 11:00 previous day | 19:00 previous day | 14:00 previous day | 03:00 | |
| 13:00 previous day | 12:00 previous day | 20:00 previous day | 15:00 previous day | 04:00 | |
| 14:00 previous day | 13:00 previous day | 21:00 previous day | 16:00 previous day | 05:00 | |
| 15:00 previous day | 14:00 previous day | 22:00 previous day | 17:00 previous day | 06:00 | |
| 16:00 previous day | 15:00 previous day | 23:00 previous day | 18:00 previous day | 07:00 | |
| 17:00 previous day | 16:00 previous day | 00:00 | 19:00 previous day | 08:00 | |
| 18:00 previous day | 17:00 previous day | 01:00 | 20:00 previous day | 09:00 | |
| 19:00 previous day | 18:00 previous day | 02:00 | 21:00 previous day | 10:00 | |
| 20:00 previous day | 19:00 previous day | 03:00 | 22:00 previous day | 11:00 | |
| 21:00 previous day | 20:00 previous day | 04:00 | 23:00 previous day | 12:00 | |
| 22:00 previous day | 21:00 previous day | 05:00 | 00:00 | 13:00 | |
| 23:00 previous day | 22:00 previous day | 06:00 | 01:00 | 14:00 | |
| 00:00 | 23:00 previous day | 07:00 | 02:00 | 15:00 | |
| 01:00 | 00:00 | 08:00 | 03:00 | 16:00 | |
| 02:00 | 01:00 | 09:00 | 04:00 | 17:00 | |
| 03:00 | 02:00 | 10:00 | 05:00 | 18:00 | |
| 04:00 | 03:00 | 11:00 | 06:00 | 19:00 | |
| 05:00 | 04:00 | 12:00 | 07:00 | 20:00 | |
| 06:00 | 05:00 | 13:00 | 08:00 | 21:00 | |
| 07:00 | 06:00 | 14:00 | 09:00 | 22:00 |
Tokyo Time Zone and Facts
Time Zone
Tokyo Facts
Mountain Standard Time
Offset: MST is 7 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Canada, Mexico, United States
Principal Cities: The largest city in the MST time zone is Phoenix in the United States, with about 1.65 million people. Other major cities in this time zone include Ciudad Juárez, Hermosillo, Culiacán, Denver.
French: HNR - Heure Normale des Rocheuses
Spanish: MT - Zona Pacífico
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Mountain Daylight Time (MDT).
Start: Mountain Standard Time (MST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
End: Mountain Standard Time (MST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
See USA daylight saving time and upcoming clock changes worldwide.
MST representations, usage and related time zones
- -07 - basic short
- -0700 - basic
- -07:00 - extended
- -0700 - sign character (-) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates an offset of seven hours to the west of the zero meridian.
- Tango - Military abbreviation for MST
- T - short form of 'Tango'
- America/Boise
- America/Cambridge_Bay
- America/Ciudad_Juarez
- America/Creston
- America/Dawson
- America/Dawson_Creek
- America/Denver
- America/Edmonton
- America/Fort_Nelson
- America/Hermosillo
- America/Inuvik
- America/Mazatlan
- America/Phoenix
- America/Shiprock
- America/Whitehorse
- America/Yellowknife
- Canada/Mountain
- Canada/Yukon
- MST
- MST7MDT
- Mexico/BajaSur
- Navajo
- US/Arizona
- US/Mountain
- MST - Mountain Standard Time
- PDT - Pacific Daylight Time
- YST - Yukon Standard Time
- T - Tango Time Zone
Pacific Standard Time
Offset: PST is 8 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Mexico, United States
Principal Cities: The largest city in the PST time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.
French: HNP - Heure Normale du Pacifique
Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Pacific Daylight Time (PDT).
Start: Pacific Standard Time (PST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
End: Pacific Standard Time (PST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
See USA daylight saving time and upcoming clock changes worldwide.
PST representations, usage and related time zones
- -08 - basic short
- -0800 - basic
- -08:00 - extended
- -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the west of the zero meridian.
- Uniform - Military abbreviation for PST
- U - short form of 'Uniform'
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
- Pacific Standard Time - UTC -8
- Pitcairn Standard Time - UTC -8
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone
Greenwich Mean Time
Offset: GMT is the same as Greenwich Mean Time (GMT).
Countries using this time zone: Antarctica, Burkina Faso, Gambia, Ghana, Greenland, Guernsey, Guinea, Guinea-Bissau, Iceland, Ireland, Isle of Man, Ivory Coast, Jersey, Liberia, Mali, Mauritania, Morocco, Saint Helena, São Tomé and Príncipe, Senegal, Sierra Leone, Togo, United Kingdom, Western Sahara
Principal Cities: The largest city in the GMT time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Abidjan, Bamako, Casablanca, Dakar.
Greenwich Mean Time (GMT) originally referred to the mean solar time at the Royal Observatory in Greenwich, London. It is now often used to refer to Coordinated Universal Time (UTC) when this is viewed as a time zone, and in casual use the two are the same. In the military, GMT is known as Zulu time. Greenwich Mean Time was the same as Universal Time (UT), a standard astronomical concept used in many technical fields, until the introduction of UTC in 1972.
GMT representations, usage and related time zones
- Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
- +00 - basic short
- +0000 - basic
- +00:00 - extended
- +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
- Zulu - Military abbreviation for GMT
- Z - short form of 'Zulu'
- Africa/Abidjan
- Africa/Accra
- Africa/Bamako
- Africa/Banjul
- Africa/Bissau
- Africa/Conakry
- Africa/Dakar
- Africa/Freetown
- Africa/Lome
- Africa/Monrovia
- Africa/Nouakchott
- Africa/Ouagadougou
- Africa/Sao_Tome
- Africa/Timbuktu
- America/Danmarkshavn
- Atlantic/Reykjavik
- Atlantic/St_Helena
- Eire
- Etc/GMT
- Etc/GMT+0
- Etc/GMT-0
- Etc/GMT0
- Etc/Greenwich
- Europe/Belfast
- Europe/Dublin
- Europe/Guernsey
- Europe/Isle_of_Man
- Europe/Jersey
- Europe/London
- GB
- GB-Eire
- GMT
- GMT+0
- GMT-0
- GMT0
- Greenwich
- Iceland
- EGST - Eastern Greenland Summer Time
- GMT - Greenwich Mean Time
- WET - Western European Time
- AZOST - Azores Summer Time
- UTC - Coordinated Universal Time
- WT - Western Sahara Standard Time
- Z - Zulu Time Zone
Eastern Standard Time
Offset: EST is 5 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Bahamas, Canada, Cayman Islands, Haiti, Jamaica, Mexico, Panama, Turks and Caicos Islands, United States
Principal Cities: The largest city in the EST time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.
French: HNE - Heure Normale de l'Est
Spanish: ET - Tiempo del Este, ET - Zona Sureste
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Eastern Daylight Time (EDT).
Start: Eastern Standard Time (EST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
End: Eastern Standard Time (EST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
See USA daylight saving time and upcoming clock changes worldwide.
EST representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
- Romeo - Military abbreviation for EST
- R - short form of 'Romeo'
- America/Atikokan
- America/Cancun
- America/Cayman
- America/Coral_Harbour
- America/Detroit
- America/Fort_Wayne
- America/Grand_Turk
- America/Indiana/Indianapolis
- America/Indiana/Marengo
- America/Indiana/Petersburg
- America/Indiana/Vevay
- America/Indiana/Vincennes
- America/Indiana/Winamac
- America/Indianapolis
- America/Iqaluit
- America/Jamaica
- America/Kentucky/Louisville
- America/Kentucky/Monticello
- America/Louisville
- America/Montreal
- America/Nassau
- America/New_York
- America/Nipigon
- America/Panama
- America/Pangnirtung
- America/Port-au-Prince
- America/Thunder_Bay
- America/Toronto
- Canada/Eastern
- EST
- EST5EDT
- Jamaica
- US/East-Indiana
- US/Eastern
- US/Michigan
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone
Singapore Time
Offset: SGT is 8 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Singapore
Principal Cities: The largest city in the SGT time zone is Singapore in Singapore, with about 5.639 million people.
Daylight Saving: Clocks in Singapore Time (SGT) do not change for daylight saving time, so SGT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
Current time in Singapore: Singapore time now
SGT representations, usage and related time zones
- +08 - basic short
- +0800 - basic
- +08:00 - extended
- +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the east of the zero meridian.
- Hotel - Military abbreviation for SGT
- H - short form of 'Hotel'
- ACT - ASEAN Common Time
- AWST - Australian Western Standard Time
- BNT - Brunei Darussalam Time
- CAST - Casey Time
- CHOT - Choibalsan Time
- CST - China Standard Time
- H - Hotel Time Zone
- HKT - Hong Kong Time
- HOVST - Hovd Summer Time
- IRKT - Irkutsk Time
- KRAST - Krasnoyarsk Summer Time
- MYT - Malaysia Time
- PHT - Philippine Time
- SGT - Singapore Time
- ULAT - Ulaanbaatar Time
- WITA - Central Indonesian Time
