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ACST to JST Time Zone Converter — Time Difference Between Adelaide and Tokyo

Drag the slider or click the time display to type a specific hour and instantly convert ACST to JST. The time difference between Adelaide and Tokyo is 1:30 hours — Tokyo (JST) is behind Adelaide (ACST) (UTC+10:30 vs UTC+9:00); for example, 9:00 AM ACST = 7:30 AM JST; to convert, subtract 1:30 hours. Use this ACST to JST time zone converter to check the live current time in both cities, browse the 24-hour ACST to JST conversion table, plan international meetings, find the best overlap hours, and account for daylight saving time changes automatically.

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ACST

Australian Central Standard Time

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12am6am12pm6pm12am
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Japan Standard Time is 1:30 hours behind Australian Central Standard Time

JST

Japan Standard Time

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12am6am12pm6pm12am
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ACST to JST Time Zone Difference — Hour-by-Hour Conversion Table

Scan each row to convert any ACST time to JST and find the exact time difference between Adelaide and Tokyo hour by hour. Amber-highlighted rows mark standard daytime business hours, making it easy to spot overlapping work windows for scheduling international meetings or remote team calls. Tap the arrows to jump between days, click "Today" to reset, and all daylight saving time transitions are handled automatically.

ACST (Adelaide)JST (Tokyo)

What Time Is It Now in Adelaide?

Live current local time in Adelaide, Australia — ACST (UTC+10:30). Updates every second.

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What Time Is It Now in Tokyo?

Live current local time in Tokyo, Japan — JST (UTC+9:00). Updates every second.

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ACST to JST Quick Reference

Common business hours in Adelaide converted to Tokyo local time — handy for scheduling video calls, client meetings, and international conference calls.

6:00 AM ACST 4:30 AM JST
7:00 AM ACST 5:30 AM JST
8:00 AM ACST 6:30 AM JST
9:00 AM ACST 7:30 AM JST
10:00 AM ACST 8:30 AM JST
11:00 AM ACST 9:30 AM JST
12:00 PM ACST 10:30 AM JST
1:00 PM ACST 11:30 AM JST
2:00 PM ACST 12:30 PM JST
3:00 PM ACST 1:30 PM JST
4:00 PM ACST 2:30 PM JST
5:00 PM ACST 3:30 PM JST

ACST & JST Meeting Planner — Best Overlapping Hours

Use the color-coded conversion table above to find overlapping business hours between Adelaide and Tokyo. Amber rows mark standard daytime work hours (8 AM–6 PM local time) — pick a slot that falls in amber on both sides for a meeting time that works for everyone. Since ACST (UTC+10:30) is 1:30 hours behind JST (UTC+9:00), this time zone meeting planner is ideal for scheduling international calls, remote team standups, and cross-border project syncs.

Why Trust This Adelaide to Tokyo Time Zone Converter?

ConvertFlash uses the IANA Time Zone Database — the same authoritative source that powers your phone, browser, and every major operating system — so every Adelaide to Tokyo conversion handles daylight saving time transitions, half-hour UTC offsets, and historical time zone changes automatically. The live world clock updates every second, and the hour-by-hour conversion table regenerates correctly for any past or future date you select, making it reliable for both real-time checks and advance international scheduling.

ACST — Australian Central Standard Time

Adelaide, Australia — UTC offset UTC+10:30

Abbreviation
ACST
UTC Offset
UTC+10:30
City
Adelaide
Country
Australia

JST — Japan Standard Time

Tokyo, Japan — UTC offset UTC+9:00

Abbreviation
JST
UTC Offset
UTC+9:00
City
Tokyo
Country
Japan