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Denver to Tokyo Time

MST to JST Converter — 9 AM MST is 1:00 AM JST

Denver is 16 hours behind Tokyo. Convert any time between Denver (MST/MDT) and Tokyo (JST) instantly.

Denver

United States

MST/MDT
UTC-7 · MST/MDT

Tokyo

Japan

JST
UTC+9 · JST
Denver is 16 hours behind Tokyo.

Add Time Zones to Compare

Denver(UTC-7)
Tokyo(UTC+9)

Time Zone Comparison

Denver
5:00 AM
United States · MST/MDT
12:00 PM
12amNight
1amNight
2amNight
3amNight
4amNight
5amNight
6amNight
7amNight
8amNight
9amWorking hours
10amWorking hours
11amWorking hours
12pmWorking hours
1pmWorking hours
2pmWorking hours
3pmWorking hours
4pmWorking hours
5pmEvening
6pmEvening
7pmEvening
8pmEvening
9pmNight
10pmNight
11pmNight
Tokyo
9:00 PM
Japan · JST· Jan 2
4:00 AM
4pmWorking hours
5pmEvening
6pmEvening
7pmEvening
8pmEvening
9pmNight
10pmNight
11pmNight
12amNight
1amNight
2amNight
3amNight
4amNight
5amNight
6amNight
7amNight
8amNight
9amWorking hours
10amWorking hours
11amWorking hours
12pmWorking hours
1pmWorking hours
2pmWorking hours
3pmWorking hours
Working
Evening
Night
Now
Selected Time
Minutes:
Denver12:00 PM
Tokyo4:00 AM

Denver to Tokyo Time Conversion Table

Denver (MST)Tokyo (JST)
12:00 AM3:00 PM
2:00 AM5:00 PM
4:00 AM7:00 PM
6:00 AM9:00 PM
8:00 AM11:00 PM
10:00 AM1:00 AM
12:00 PM3:00 AM
2:00 PM5:00 AM
4:00 PM7:00 AM
6:00 PM9:00 AM
8:00 PM11:00 AM
10:00 PM1:00 PM
Working hours (9 AM - 5 PM)
Evening (5 PM - 9 PM)
Night

Denver & Tokyo — Business & Scheduling Guide

Denver (United States) is a global financial and tech hub, with key industries in technology, finance, healthcare, and entertainment. Tokyo (Japan) is the world's third-largest economy, known for automotive, electronics, robotics, and precision instruments. With a 16-hour time difference, professionals frequently schedule cross-border calls between these two cities for international trade, remote team collaboration, and client meetings.

Scheduling Meetings Between Denver and Tokyo

With Tokyo 16 hours ahead of Denver, there is minimal overlap in standard business hours. Most teams alternate meeting times to share the burden of early-morning or late-evening calls fairly. US business hours typically run 9 AM–5 PM, with a culture that values punctuality and efficiency. Japanese business culture places high value on respect and hierarchy, with typical hours of 9 AM–6 PM. Consider recording meetings for those who can't attend live, and use shared documents for async collaboration.

Daylight Saving Time Considerations

Denver observes Daylight Saving Time (MST/MDT), but Tokyo does not — it stays on JST year-round. This means the time difference between Denver and Tokyo changes by 1 hour when Denver switches clocks. During United States's summer, the gap is 15–17 hours instead of the standard 16 hours. Mark DST transition dates on your calendar to avoid missed meetings.

MST to JST — Quick Reference

MST (MST/MDT) stands for the timezone used in Denver, United States (UTC-7). JST (JST) is the timezone used in Tokyo, Japan (UTC+9). Denver is 16 hours behind Tokyo.

To convert MST to JST, add 16 hours to MST time. For example, MST 9:00 AM = JST 1:00 AM.

Key Facts

  • Time difference: Denver (UTC-7) is 16 hours behind Tokyo (UTC+9).
  • Daylight Saving Time: Denver observes DST (MST/MDT). Tokyo does not observe DST (JST).
  • Regions: Denver is located in United States and uses the MST/MDT time zone. Tokyo is located in Japan and uses the JST time zone.
  • Best time to call: There are no overlapping standard work hours (9 AM - 5 PM) between these two cities.

Frequently Asked Questions

What is the time difference between Denver and Tokyo?

Denver is 16 hours behind Tokyo.

What time is it in Tokyo when it's 9 AM in Denver?

When it's 9:00 AM in Denver, it is 1:00 AM in Tokyo.

What time is 9 PM MST in JST?

9 PM MST (Denver time) is 1:00 PM JST (Tokyo time). This is a common time people check when scheduling evening calls across these two time zones.

When is the best time to schedule a meeting between Denver and Tokyo?

There are no overlapping standard work hours (9 AM - 5 PM) between these two cities.

How do I convert MST to JST?

MST (MST/MDT) is the timezone for Denver, United States (UTC-7). JST (JST) is the timezone for Tokyo, Japan (UTC+9). Denver is 16 hours behind Tokyo. Quick examples: 9 AM MST = 1:00 AM JST, 12 PM MST = 4:00 AM JST, 3 PM MST = 7:00 AM JST, 6 PM MST = 10:00 AM JST.

Is Denver ahead of or behind Tokyo?

Denver is 16 hours behind Tokyo. When it's noon in Denver, it's 4:00 AM in Tokyo.

Does Denver or Tokyo change clocks for Daylight Saving Time?

Yes, Denver observes DST and switches between MST/MDT. Tokyo does not observe DST — it stays on JST year-round. Because only one city observes DST, the time difference shifts by 1 hour during transition periods (typically March/April and October/November).

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