Riverside to Tokyo time converter

Tokyo is 16 hours ahead of Riverside. When it is 9:00 AM in Riverside, it is 1:00 AM (Sat, Oct 17) in Tokyo.

Riverside PDT

Friday, October 16, 2026

Tokyo JST

Saturday, October 17, 2026

Riverside
California, United States
Fri, Oct 16
PDTUTC-7
Tokyo
Japan
Sat, Oct 17
JSTUTC+9+16h
Finding your time zone…
Shared working hours (9:00–18:00)

Riverside to Tokyo conversion table

Every hour of today in Riverside and the matching time in Tokyo. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Both sides are at work from 5:00 PM – 6:00 PM in Riverside (9:00 AM – 10:00 AM in Tokyo).

Daylight saving time and the difference

The difference changes during the year because Riverside and Tokyo switch clocks on different dates:

  • Oct 16, 2026 – Nov 1, 2026: +16h
  • Nov 1, 2026 – Mar 14, 2027: +17h
  • Mar 14, 2027 – Oct 16, 2027: +16h

Distance

Riverside and Tokyo are 8,885 km (5,521 miles) apart in a straight line.

More conversions

Tokyo to RiversideRiverside to New YorkRiverside to LondonRiverside to Los AngelesRiverside to ChicagoRiverside to TorontoRiverside to São PauloRiverside to ParisRiverside to BerlinRiverside to MoscowRiverside to DubaiRiverside to New DelhiRiverside to Bangkok
New York to TokyoLondon to TokyoLos Angeles to TokyoChicago to TokyoToronto to TokyoSão Paulo to TokyoParis to TokyoBerlin to TokyoMoscow to TokyoDubai to TokyoNew Delhi to TokyoBangkok to Tokyo

Questions and answers

What is the time difference between Riverside and Tokyo?

Tokyo is 16 hours ahead of Riverside.

What time is it in Tokyo when it is 9 AM in Riverside?

When it is 9:00 AM in Riverside, it is 1:00 AM (Sat, Oct 17) in Tokyo.

When is the best time to call Tokyo from Riverside?

Both sides are at work from 5:00 PM – 6:00 PM in Riverside (9:00 AM – 10:00 AM in Tokyo).

Does the time difference between Riverside and Tokyo change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.