Time Difference Between Kōshi and New York
New York is 13 hours behind Kōshi.
Japan
Kōshi
Asia/Tokyo · UTC+9
United States
New York
America/New_York · UTC-4
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Kōshi and New York.
Standard working hours don't overlap between Kōshi and New York. Consider early-morning calls in Kōshi or late-evening calls in New York.
Kōshi to New York — 24-Hour Conversion
Each row shows the equivalent local time in New York for an hour in Kōshi. Working-hours rows (9–18) are highlighted.
| Kōshi | New York | Match |
|---|---|---|
| -1 day | Workday in New York | |
| -1 day | Workday in New York | |
| -1 day | Workday in New York | |
| -1 day | Workday in New York | |
| -1 day | Workday in New York | |
| -1 day | Workday in New York | |
| -1 day | Workday in New York | |
| -1 day | Off hours | |
| -1 day | Off hours | |
| -1 day | Workday in Kōshi | |
| -1 day | Workday in Kōshi | |
| -1 day | Workday in Kōshi | |
| -1 day | Workday in Kōshi | |
| Workday in Kōshi | ||
| Workday in Kōshi | ||
| Workday in Kōshi | ||
| Workday in Kōshi | ||
| Workday in Kōshi | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Workday in New York | ||
| Workday in New York |
Frequently Asked Questions
What is the time difference between Kōshi and New York?
New York, United States (UTC-4) is 13 hours behind Kōshi, Japan (UTC+9).
What is the best time to schedule a meeting between Kōshi and New York?
The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.
Does daylight saving time change the difference between Kōshi and New York?
Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.
When it is 9 AM in Kōshi, what time is it in New York?
Use the conversion table on this page — every hour in Kōshi is mapped to its equivalent local time in New York, including day shift markers when the date differs.