The short answer
Tokyo is 13 hours ahead of Santo Domingo.
Tokyo☀
10:12:32am
JST · UTC+09:00 · Tue, Jul 21
Santo Domingo☾
9:12:32pm
AST · UTC-04:00 · Mon, Jul 20
Read across to convert
Tokyo
JST · UTC+09:00
Santo Domingo
AST · UTC-04:00
Click any row to pin that hour across both zones.
12amTue
11amMon ·−1d
WORK1am
12pmMon ·−1d
WORK2am
1pmMon ·−1d
WORK3am
2pmMon ·−1d
WORK4am
3pmMon ·−1d
WORK5am
4pmMon ·−1d
WORK6am
5pmMon ·−1d
7am
6pmMon ·−1d
8am
7pmMon ·−1d
9am
WORK8pmMon ·−1d
NOW
10am
WORK9pmMon ·−1d
11am
WORK10pmMon ·−1d
12pm
WORK11pmMon ·−1d
1pm
WORK12amTue
2pm
WORK1am
3pm
WORK2am
4pm
WORK3am
5pm
4am
6pm
5am
7pm
6am
8pm
7am
9pm
8am
10pm
9am
WORK11pm
10am
WORKdaylightnightworking hoursoverlap
Best time to meet=
Closest workable window
Just outside the working window — early on one side, late on the other.
Tokyo
7am–8am
Santo Domingo
6pm–7pm
previous day
Popular conversions
Quick reference.
9amTokyo=8pmSanto Domingo · prev day
12pmTokyo=11pmSanto Domingo · prev day
3pmTokyo=2amSanto Domingo
5pmTokyo=4amSanto Domingo
9pmTokyo=8amSanto Domingo
In context
What each side covers.
Santo Domingo
9:12pmAST · UTC-04:00
Cities on this clock
Related converters
Other popular pairs.
Pacific Time
6:12pm
India Standard Time
6:42am
Pacific Time to India12 hours 30 minutes behind
Eastern Daylight Time
9:12pm
Central European Time
3:12am
Eastern Time to Central Europe6 hours behind
India Standard Time
6:42am
Eastern Daylight Time
9:12pm
India to Eastern Time9 hours 30 minutes ahead
British Summer Time
2:12am
India Standard Time
6:42am
London to India4 hours 30 minutes behind
Pacific Daylight Time
6:12pm
Eastern Daylight Time
9:12pm
Pacific to Eastern Time3 hours behind
Central European Time
3:12am
India Standard Time
6:42am
Central Europe to India3 hours 30 minutes behind
Frequently asked
Quick answers about converting between Tokyo and Santo Domingo. Can't find what you need? Email [email protected].
- What is the time difference between Tokyo and Santo Domingo?
- Tokyo is 13 hours ahead of Santo Domingo right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
- When it's 9am in Tokyo, what time is it in Santo Domingo?
- 9am in Tokyo is 8pm in Santo Domingo on the previous day. Use the hour-by-hour table above to read any other time across — find the row and read the matching cell in the other column.
- What's the best time for a call between Tokyo and Santo Domingo?
- There's no comfortable 9-to-5 overlap between Tokyo and Santo Domingo — they sit on opposite sides of the planet's working day. Plan for an early or late call on one side, or hand work off asynchronously.
- Does this account for daylight saving time?
- Yes. We track every clock change in both places, so the abbreviations you see — JST and AST — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
- Why is the date sometimes different on each side?
- When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.