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Convert Japan Time to Newfoundland Time

JST · UTC+9 → NST · UTC−2:30

JST is 11 hours 30 minutes ahead of NST

Tokyo · UTC+9

Tuesday, 8 September 2026

St. John's · NDT

Tuesday, 8 September 2026

When are both sides at work?

0003060912151821
TokyoUTC+9 · +09:00
0003060912151821
St. John'sNDT · -02:30
1215182100030609

No overlap in standard working hours. Closest workable window: 20:30–23:00 in Tokyo, which is 09:00–11:30 in St. John's.

Working (09–18) Awake, off the clock Asleep (23–07)

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16:06 Tue 8 Sep Tokyo = 04:36 Tue 8 Sep St. John's

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Hour-by-hour conversion

Tokyo (JST)St. John's (NST)
00:0012:30prev. day
01:0013:30prev. day
02:0014:30prev. day
03:0015:30prev. day
04:0016:30prev. day
05:0017:30prev. day
06:0018:30prev. day
07:0019:30prev. day
08:0020:30prev. day
09:0021:30prev. day
10:0022:30prev. day
11:0023:30prev. day
12:0000:30
13:0001:30
14:0002:30
15:0003:30
16:0004:30Now
17:0005:30
18:0006:30
19:0007:30
20:0008:30
21:0009:30
22:0010:30
23:0011:30

About this conversion

JST here means Japan Time, represented by Tokyo (Asia/Tokyo), currently UTC+9. NST means Newfoundland Time, represented by St. John's (America/St_Johns), currently UTC−2:30.

Working hours are shown as 09:00–18:00 local, and sleeping hours as 23:00–07:00. The hour table is anchored on the current day in Tokyo; day boundaries are marked where the date differs.

Quick answers

  • 09:00 JST is 21:30 NST
  • 12:00 JST is 00:30 NST
  • 15:00 JST is 03:30 NST
  • 18:00 JST is 06:30 NST

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