Live offset · Year-round DST · Shareable URL

Time difference
Rome and Tokyo

Live clocks (CET ↔ JST), the current gap, month-by-month offset changes, and a full 24-hour map from Rome to Tokyo.

1

Live gap

See the current offset between Rome and Tokyo, with IANA-backed clocks updating every second.

2

Year-round chart

DST can shift the gap by an hour twice a year—the 2026 month table shows every change.

3

Hour-by-hour

Scroll the 24-hour table to map any civil hour in Rome into Tokyo with day-shift cues.

Time difference workspace

How Rome and Tokyo line up today.

2 cities · live offsetGap shifts yearly
City pair

Rome Tokyo

Tokyo is 7h ahead of Rome at this moment. Compare live clocks, seasonal DST shifts, and hour-by-hour conversions below.

Live offsetIANA zones · updates automatically
Rome
Europe/Rome
ZoneCET / CEST
Offset nowUTC+2
Hour gap
+7h

TokyoRome

Tokyo
Asia/Tokyo
ZoneJST
Offset nowUTC+9
About this pairUseful when planning calls or docs

Time difference between Rome and Tokyo: Tokyo is currently 8 hours ahead of Rome.

This difference is not constant: in winter Rome is 8 hours behind Tokyo, while in summer (when one or both observe DST) the gap shifts to 7 hours behind. The monthly table below shows the exact offset gap month by month. For practical scheduling, jump to the best-time-to-meet page or the 24-hour conversion table below.

Jump aheadPick the view you need next
Best time to meetMonthly offsets24-hour table
Live clocks workspace

Clocks side by side.

Updates every second
Right nowEurope/Rome · Asia/Tokyo
Rome
Europe/Rome
Live time
--:--
OffsetUTC+2
AbbreviationCET / CEST
Observes DST
Tokyo
Asia/Tokyo
Live time
--:--
OffsetUTC+9
AbbreviationJST
No DST
Relationship

Tokyo is 7h ahead of Rome.

DST rules can widen or shrink this gap for a few weeks each spring and autumn—the month table below shows how many hours Tokyo sits ahead of or behind Rome through the calendar year.

Next stepsPlan overlap or convert zones
Best time to meet →CET → JST →Overlap Finder →
Year-round

Offset changes by month

Sampled mid-month for 2026. Compares Tokyo versus Rome; a value of +3h means Tokyo is three hours ahead of Rome.

2026 calendar

Month-by-month gap

MonthDifference (Tokyo vs Rome)
January+8h
February+8h
March+8h
April+7h
May+7h
June+7h
July+7h
August+7h
September+7h
October+7h
November+8h
December+8h
Hour by hour

24-hour conversion table

Every civil hour in Rome mapped into Tokyo; day-shift cues follow active DST for both zones today.

RomeTokyo

Hourly wall-clock map for today — midnight crossings show as day shifts.

Rome with part-of-day icon
Tokyo arrow and converted time
Day
  • 00:00
    07:00
    Same day
  • 01:00
    08:00
    Same day
  • 02:00
    09:00
    Same day
  • 03:00
    10:00
    Same day
  • 04:00
    11:00
    Same day
  • 05:00
    12:00
    Same day
  • 06:00
    13:00
    Same day
  • 07:00
    14:00
    Same day
  • 08:00
    15:00
    Same day
  • 09:00
    16:00
    Same day
  • 10:00
    17:00
    Same day
  • 11:00
    18:00
    Same day
  • 12:00
    19:00
    Same day
  • 13:00
    20:00
    Same day
  • 14:00
    21:00
    Same day
  • 15:00
    22:00
    Same day
  • 16:00
    23:00
    Same day
  • 17:00
    00:00
    Next day
  • 18:00
    01:00
    Next day
  • 19:00
    02:00
    Next day
  • 20:00
    03:00
    Next day
  • 21:00
    04:00
    Next day
  • 22:00
    05:00
    Next day
  • 23:00
    06:00
    Next day
Uses your browser's IANA zone data — choose another date in the converter for historical or future days.
Keep exploring

Related pages

More time-difference routes, pairwise best times, triple-city overlaps, and conversions tied to Rome, Tokyo, or this corridor.

FAQ

Frequently asked questions

Offsets between Rome and Tokyo, DST shifts, scheduling, and how we source timezone data—plus how to share this page.

Currently, Tokyo is 7h ahead of Rome. This may change through the year if either city observes Daylight Saving Time.