Japan · JST
Tue, 15 Sept 2026
Timezone Guide
Kumamoto, Japan runs on UTC+9. This time zone stays fixed year-round at UTC+9 — daylight saving time is not observed. There is a 13-hour difference between Kumamoto and New York. Standard working hours don't overlap at all with New York, so meetings need an early or late slot on one side. There is a 8-hour difference between Kumamoto and London. Standard 9-to-6 working hours overlap for about 1 hours a day with London. A good time to connect: 17:00–18:00 in Kumamoto lines up with 09:00–10:00 in London. Kumamoto and Tokyo currently share the same clock. Standard 9-to-6 working hours overlap for about 9 hours a day with Tokyo. A good time to connect: 09:00–18:00 in Kumamoto lines up with 09:00–18:00 in Tokyo. This timezone is also shared with cities such as Seoul, Pyongyang, Osaka. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Kumamoto.
Practical Info
Kumamoto (Japan) is home to roughly 740K people. Today brings about 14.3 hours of daylight: sunrise at 05:12, sunset at 19:30. This time zone stays fixed year-round at UTC+9 — daylight saving time is not observed. It sits in the Northern Hemisphere, about 33° north of the equator. Traffic drives on the left.
Flag
Japan
Capital
Tokyo
Continent
Asia
Time Zone
JST · Asia/Tokyo
Coordinates
32.79°N, 130.74°E
Currency
JPY (¥)
Calling Code
+81
Driving Side
Left
Hemisphere
Northern
Language
Japanese
Measurement System
Metric
Did You Know?
Kumamoto Castle's stone bases curve outward as they rise — the musha-gaeshi design, built from 1601 to make them unclimbable. The 2016 earthquake damaged much of it, and restoration is scheduled to run into the 2050s.
The clock: Kumamoto keeps UTC+9. Mount Aso nearby has one of the largest volcanic calderas in the world, about 25 km across, with towns inside it.
Annual Daylight
Working Hours
3h overlap