Convert Australian Central Time to Japan Time
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ACST · UTC+9:30 → JST · UTC+9
ACST is 30 minutes ahead of JST
Today Adelaide is on ACDT (UTC+10:30) and Tokyo on UTC+9 (UTC+9), so right now Adelaide is 1 hour 30 minutes ahead of Tokyo.
Adelaide · ACDT
Wednesday, 7 October 2026
Tokyo · UTC+9
Wednesday, 7 October 2026
When are both sides at work?Each column is one hour of the day in the first city; the second row shows the same moment in the other city. Gold means office hours (09:00–18:00), dusk means awake but off work, night means asleep (23:00–07:00). Columns where both rows are gold are good meeting times.
Shared working hours: 10:30–18:00 in Adelaide is 09:00–16:30 in Tokyo.
Working (09–18) Awake, off the clock Asleep (23–07)
Pick a time and share it
21:53 Wed 7 Oct Adelaide = 20:23 Wed 7 Oct Tokyo
Hour-by-hour conversion
| Adelaide (ACST)Every hour of today in the first city, with the matching time in the second. “Next day” means the calendar date is already tomorrow there. The highlighted row is right now. | Tokyo (JST) | |
|---|---|---|
| 00:00 | 22:30prev. day | |
| 01:00 | 23:30prev. day | |
| 02:00 | 00:30 | |
| 03:00 | 01:30 | |
| 04:00 | 02:30 | |
| 05:00 | 03:30 | |
| 06:00 | 04:30 | |
| 07:00 | 05:30 | |
| 08:00 | 06:30 | |
| 09:00 | 07:30 | |
| 10:00 | 08:30 | |
| 11:00 | 09:30 | Both at work |
| 12:00 | 10:30 | Both at work |
| 13:00 | 11:30 | Both at work |
| 14:00 | 12:30 | Both at work |
| 15:00 | 13:30 | Both at work |
| 16:00 | 14:30 | Both at work |
| 17:00 | 15:30 | Both at work |
| 18:00 | 16:30 | |
| 19:00 | 17:30 | |
| 20:00 | 18:30 | |
| 21:00 | 19:30 | Now |
| 22:00 | 20:30 | |
| 23:00 | 21:30 |
About this conversion
ACST here means Australian Central Time, represented by Adelaide (Australia/Adelaide), currently UTC+10:30. JST means Japan Time, represented by Tokyo (Asia/Tokyo), currently UTC+9.
ACST is used by 2 zones, including Australia. If you meant a different one, see every meaning of ACST.
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 Adelaide; day boundaries are marked where the date differs.
Quick answers
- 09:00 ACST is 07:30 JST
- 12:00 ACST is 10:30 JST
- 15:00 ACST is 13:30 JST
- 18:00 ACST is 16:30 JST
Related conversions
- Australian Central Time to Kyrgyzstan TimeACST → KGT
- Australian Central Time to Korean TimeACST → KST
- Australian Central Time to Mountain TimeACST → MST
- Australian Central Time to South Africa TimeACST → SAST
- Acre Time to Japan TimeACT → JST
- Australian Eastern Time to Japan TimeAEST → JST
- Australian Western Time to Japan TimeAWST → JST
- Eastern European Time to Japan TimeEET → JST
- Australian Central Time to India TimeACST → IST
- India Time to Japan TimeIST → JST
- Time in Adelaidenow, DST, offset
- Time in Tokyonow, DST, offset