Clockjumper

Timezone conversion

JST to NZST Time — Convert Japan Standard Time to New Zealand Standard Time

NZST is currently 3 hours ahead of JST. The gap shifts across the year: around January it is 4 hours ahead of JST, and around July it is 3 hours ahead of JST, because one or both zones observe daylight saving.

NZST is currently 3 hours ahead of JST.

JST • GMT+9 (UTC+9)
2:20 AM
Thursday, Jul 9
NZST • GMT+12 (UTC+12)
5:20 AM
Thursday, Jul 9

Interactive converter

12:00PM

12
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Full JST to NZST conversion table

JSTNZST
12:00 AM3:00 AM
1:00 AM4:00 AM
2:00 AM5:00 AM
3:00 AM6:00 AM
4:00 AM7:00 AM
5:00 AM8:00 AM
6:00 AM9:00 AM
7:00 AM10:00 AM
8:00 AM11:00 AM
9:00 AM12:00 PM
10:00 AM1:00 PM
11:00 AM2:00 PM
12:00 PM3:00 PM
1:00 PM4:00 PM
2:00 PM5:00 PM
3:00 PM6:00 PM
4:00 PM7:00 PM
5:00 PM8:00 PM
6:00 PM9:00 PM
7:00 PM10:00 PM
8:00 PM11:00 PM
9:00 PM12:00 AM(next day)
10:00 PM1:00 AM(next day)
11:00 PM2:00 AM(next day)

Daylight saving and how the gap changes

Around January the JST → NZST offset is 4 hours ahead of JST. Around July it is 3 hours ahead of JST. That swing comes from one or both zones observing daylight saving on different schedules — the converter above always reflects the correct offset for the date you pick.

Frequently asked questions

Is NZST ahead of or behind JST right now?
NZST is currently 3 hours ahead of JST.
What is the current JST to NZST time difference?
Right now the gap is 3 hours ahead — NZST is 3 hours ahead of JST.
Does the JST → NZST offset change during the year?
Yes. Around January the offset is 4 hours ahead of JST; around July it is 3 hours ahead of JST. The converter above always reflects the correct offset for the date you pick.
Does JST observe daylight saving time?
No — Japan Standard Time stays at a fixed UTC offset year-round.
Does NZST observe daylight saving time?
Yes — New Zealand Standard Time observes DST, so its UTC offset shifts by 1 hour(s) between winter and summer.
What time is 9 AM JST in NZST?
9:00 AM JST is 12:00 PM NZST.
What time is 12 PM (noon) JST in NZST?
12:00 PM JST is 3:00 PM NZST.
What time is 5 PM JST in NZST?
5:00 PM JST is 8:00 PM NZST.
When is the best time to schedule a call between JST and NZST?
The working-hours overlap (09:00–17:00 in both zones) runs roughly 9:00 AM – 2:00 PM JST (≈ 5 hours). Mid-morning JST is usually the safest window for a live call.
What time zone does JST refer to?
JST refers to Japan Standard Time (IANA: Asia/Tokyo).
What time zone does NZST refer to?
NZST refers to New Zealand Standard Time (IANA: Pacific/Auckland).

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