Osaka uses Asia/Tokyo — UTC+09:00 (JST) in standard time. It is located in Osaka, Japan. The live clock shows the current local time and updates every second.
Everything you need to know about Osaka's time zone, UTC offset, and Daylight Saving Time schedule.
Osaka uses UTC+09:00 in standard time. This is the offset used outside the daylight saving period.
This zone does not observe daylight saving time and stays on UTC+09:00 year-round.
The official IANA time zone name for Osaka is Asia/Tokyo. This identifier is used in programming, operating systems and calendar applications worldwide.
No daylight saving transitions are scheduled for this zone.
Tokyo, Yokohama, Nagoya, Sapporo, Fukuoka
Currency: Japanese Yen (JPY). Calling code: +81. Languages: Japanese.
Osaka (大阪市, Ōsaka-shi; [ò̞ó̞.sä́.kä́(.ɕì), ó̞ó̞-] ) is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third-most populous city proper in Japan, following the special wards of Tokyo and Yokohama.
With an estimated population of 2.8 million as of October 1, 2025 and a population density of about 12,505 people per square kilometer, it is the largest component of the Keihanshin metropolitan area, the second-largest metropolitan area in Japan and the 10th-largest urban area in the world with more than 19 million inhabitants.
Osaka was traditionally considered Japan's economic hub. By the Kofun period (300–538) it had developed into an important regional port, and in the seventh and eighth centuries it served briefly as the imperial capital. Osaka continued to flourish during the Edo period (1603–1867) and became known as a center of Japanese culture.
Following the Meiji Restoration, it greatly expanded in size and underwent rapid industrialization. This accelerated population growth throughout the following decades, and Osaka was the industrial hub in the Meiji and Taishō eras. It made contributions to...
Source: Wikipedia contributors — Osaka. Adapted text is available under CC BY-SA 4.0; see licence details. Reviewed by the TimeZoria AI Editorial Team.
2,753,862 residents (GeoNames city population; metro areas may be larger).
Osaka, Japan.
Asia/Tokyo · UTC+09:00 (JST).
No daylight saving time.
Japanese Yen (JPY) · +81.
Sakai, Kobe, Kyoto
Osaka Itami International Airport (ITM) about 11.1 km from the city coordinates. Source: OurAirports (public domain).
2024 averages: daily highs 21.6°C and lows 13.0°C. Warmest month: August (average high 35.0°C); coolest month: January (average low 0.7°C). Source: Open-Meteo (CC BY 4.0).
The gross city product of Osaka in fiscal year 2004 was ¥21.3 trillion, an increase of 1.2% over the previous year. The figure accounts for about 55% of the total output in the Osaka Prefecture and 26.5% in the Kinki region. Source: Wikipedia contributors · CC BY-SA 4.0 (adapted).
Region: Osaka · IANA zone: Asia/Tokyo · Open data sources and licence details: TimeZoria AI licenses.
Current time in major cities compared to Osaka. Times update live every second.
Note on DST transitions: The offsets shown above reflect the current live offset, which changes twice a year due to Daylight Saving Time. Different regions change their clocks on different dates, which means the difference between Osaka and another city can vary by 1 hour for a short period in spring and autumn. Always verify the exact time difference around DST transition dates for critical scheduling.
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Osaka's time zone affects business hours, travel plans and international calls. The Asia/Tokyo zone is used for local scheduling, transport and everyday life in Osaka.
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Common questions about Osaka's time zone, UTC offset, and DST.