Daylight Savings Time Changes in Japan 🇯🇵 (2017)

Q: Does Japan observe Daylight Saving Time?

No, Japan does not observe Daylight Saving Time. Clocks stay on the same time year-round. Several countries near the equator and in low-latitude regions skip DST because daylight hours change little across seasons.

Q: What time zone is Japan on after DST ends?

After DST ends, Japan returns to its standard time zone, Asia / Tokyo (Asia/Tokyo). Standard time is the country's year-round baseline; DST adds one hour to that during the warmer months.

Japan does not observe daylight saving time; clocks stay on JST (UTC+9) all year round.

Country:	Japan
Capital:	Tokyo
Abbreviations:	JP, JPN
IANA Time Zones:	2
Dial Code:	+81

2015 2016 2017 2018 2019 2020

Prefectures in Japan that do not observe Daylight Savings Time

Aichi Akita Aomori Chiba Ehime Fukui Fukuoka Fukushima Gifu Gunma Hiroshima Hokkaido Hyōgo Ibaraki Ishikawa Iwate Kagawa Kagoshima Kanagawa Kochi Kumamoto Kyoto Mie Miyagi Miyazaki Nagano Nagasaki Nara Niigata Oita Okayama Okinawa Osaka Saga Saitama Shiga Shimane Shizuoka Tochigi Tokushima Tokyo Tottori Toyama Wakayama Yamagata Yamaguchi Yamanashi

DST Changes Summary for Japan

Date	Year	Change	Time	Details
5 May	1951	Forward 1 hour	23:59 ➜ 01:00	Daylight Saving Start
9 Sep	1951	Back 1 hour	00:59 ➜ 00:00	Daylight Saving End

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25 Facts about DST

Does Japan use Daylight Saving Time in 2017?

No, Japan does not observe Daylight Saving Time in 2017. The entire nation remains on its standard time offset year-round, meaning there are no seasonal clock adjustments for residents or visitors to worry about.

Does all of Japan follow the same time change schedule?

Yes, the calendar dates for starting and ending Daylight Saving Time are consistent across the country. However, because Japan spans 2 different time zones, the actual moment the clocks move occurs at different times depending on the local timezone of each prefecture.

Frequently Asked Questions about DST in Japan

Does Japan observe Daylight Saving Time?

No, Japan does not observe Daylight Saving Time. Clocks stay on the same time year-round. Several countries near the equator and in low-latitude regions skip DST because daylight hours change little across seasons.

What time zone is Japan on after DST ends?

After DST ends, Japan returns to its standard time zone, Asia / Tokyo (Asia/Tokyo). Standard time is the country's year-round baseline; DST adds one hour to that during the warmer months.

Why doesn't Japan use Daylight Saving Time?

Countries near the equator gain almost no benefit from DST because day length barely changes across the year. Other countries have abandoned DST due to public opposition, energy studies showing little benefit, or to simplify scheduling. Japan falls into one of these categories.