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FORMALITY World Time API

Worldwide time as JSON & TXT

Timezone
Japan
UTC +09:00 JST DST off
10:19:40
Wednesday, December 31, 2025 at 10:19:40 AM
Wk 1
Day 365/365
Unix 1767143980
since 00:00 10:19:40 until 24:00 13:40:20

Current time in Japan

The details for Japan are as follows. Also available via the API in JSON or plain text.

Local Time

Current Local Date/Time (ISO8601)
RFC 3339
2025-12-31T10:19:40+09:00
RFC 2822
Wed, 31 Dec 2025 10:19:40 +0900
Ordinal Day of the Week
3
Ordinal Day of the Year
365
Ordinal Week Number
1
ISO week date
2026-W01-3
Quarter
4
Epoch (milliseconds)
1767143980082

Timezone Details

Timezone
Japan
Timezone Abbreviation
JST
ISO-3166-2
JP
Country Name
Japan
Other time zones using the abbreviation JST
Asia/Tokyo

UTC

Current UTC Date/Time
Local Time's UTC offset
+09:00
Display UTC offset
UTC+09:00
Local Time's UTC offset, in seconds
32400
Unixtime
1767143980

Daylight Saving Time (DST)

This time zone does not observe daylight saving time.
Current status
Standard Time (winter)
Last change
—
Next change
—
Current offset
UTC+09:00

Calendar and time metadata

Leap year
false
Next leap year
2028
Days in year
365
{
    "abbreviation": "JST",
    "datetime": "2025-12-31T10:19:40+0900",
    "day_of_week": 3,
    "day_of_year": 365,
    "week_number": 1,
    "iso_week_date": "2026-W01-3",
    "quarter": 4,
    "epoch_ms": 1767143980082,
    "has_dst": false,
    "is_dst": false,
    "dst_last": null,
    "dst_last_local": null,
    "dst_last_utc": null,
    "dst_next": null,
    "dst_next_local": null,
    "dst_next_utc": null,
    "dst_offset": 32400,
    "dst_from": null,
    "dst_until": null,
    "raw_offset": 32400,
    "timezone": "Japan",
    "unixtime": 1767143980,
    "utc_datetime": "2025-12-31T01:19:40+0000",
    "utc_offset": "+09:00",
    "display_utc_offset": "UTC+09:00",
    "rfc3339": "2025-12-31T10:19:40+09:00",
    "rfc2822": "Wed, 31 Dec 2025 10:19:40 +0900",
    "is_leap_year": false,
    "next_leap_year": 2028,
    "next_leap_year_including_this_year": 2028,
    "days_in_year": 365
}
Open in new tab 
abbreviation: 'JST'
datetime: '2025-12-31T10:19:40+0900'
day_of_week: 3
day_of_year: 365
week_number: 1
iso_week_date: '2026-W01-3'
quarter: 4
epoch_ms: 1767143980082
has_dst: false
is_dst: false
dst_last: NULL
dst_last_local: NULL
dst_last_utc: NULL
dst_next: NULL
dst_next_local: NULL
dst_next_utc: NULL
dst_offset: 32400
dst_from: NULL
dst_until: NULL
raw_offset: 32400
timezone: 'Japan'
unixtime: 1767143980
utc_datetime: '2025-12-31T01:19:40+0000'
utc_offset: '+09:00'
display_utc_offset: 'UTC+09:00'
rfc3339: '2025-12-31T10:19:40+09:00'
rfc2822: 'Wed, 31 Dec 2025 10:19:40 +0900'
is_leap_year: false
next_leap_year: 2028
next_leap_year_including_this_year: 2028
days_in_year: 365
Open in new tab