Time difference
Busan to Tokyo Time Difference
Tokyo and Busan share the same time zone — when it's 12:00 PM in Busan, it's also 12:00 PM in Tokyo. (Busan (Asia/Seoul, KST); Tokyo (Asia/Tokyo, JST).) Below: live local times, the best hours for a call, a full conversion table, and exact daylight-saving dates.
Tokyo and Busan are in the same time zone, so there is no offset between them. The best window for a call is 9 AM–5 PM in Busan, which is 9 AM–5 PM in Tokyo — an 8-hour overlap inside 9 AM–5 PM on both sides. Busan and Tokyo change their clocks together (or don't change at all), so the time difference between them stays the same all year.
- When it's 9:00 AM in Busan, it's 9:00 AM in Tokyo.
- When it's 9:00 AM in Tokyo, it's 9:00 AM in Busan.
Tokyo is currently in the same time zone as Busan.
Interactive converter
12:00PM
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Best times to meet
The 9 AM – 5 PM business windows in Busan and Tokyo overlap for 8 hours. 9 AM–5 PM in Busan is 9 AM–5 PM in Tokyo. Aim somewhere in the middle of that window so neither side starts cold or finishes drained.
Quick conversion table
| Busan | Tokyo |
|---|---|
| 12 AM | 12:00 AM |
| 1 AM | 1:00 AM |
| 2 AM | 2:00 AM |
| 3 AM | 3:00 AM |
| 4 AM | 4:00 AM |
| 5 AM | 5:00 AM |
| 6 AM | 6:00 AM |
| 7 AM | 7:00 AM |
| 8 AM | 8:00 AM |
| 9 AM | 9:00 AM |
| 10 AM | 10:00 AM |
| 11 AM | 11:00 AM |
| 12 PM | 12:00 PM |
| 1 PM | 1:00 PM |
| 2 PM | 2:00 PM |
| 3 PM | 3:00 PM |
| 4 PM | 4:00 PM |
| 5 PM | 5:00 PM |
| 6 PM | 6:00 PM |
| 7 PM | 7:00 PM |
| 8 PM | 8:00 PM |
| 9 PM | 9:00 PM |
| 10 PM | 10:00 PM |
| 11 PM | 11:00 PM |
Daylight saving
The time difference between these two cities stays the same over the next twelve months — neither zone is changing for daylight saving in that window.
- Busan does not observe daylight saving time.
- Tokyo does not observe daylight saving time.
Frequently asked questions
- Is Tokyo ahead of or behind Busan?
- Tokyo is neither ahead of nor behind Busan — both cities share the same time zone.
- Are Tokyo and Busan in the same time zone?
- Tokyo and Busan share the same time zone.
- What time is 9 AM in Busan in Tokyo?
- 9:00 AM in Busan is 9:00 AM in Tokyo.
- What time is noon in Busan in Tokyo?
- 12:00 PM in Busan is 12:00 PM in Tokyo.
- What time is 5 PM in Busan in Tokyo?
- 5:00 PM in Busan is 5:00 PM in Tokyo. Useful for end-of-day handoffs between the two offices.
- What time is 3 PM in Busan in Tokyo?
- 3:00 PM in Busan is 3:00 PM in Tokyo.
- Is Busan currently observing daylight saving time?
- Busan does not observe daylight saving time — its UTC offset stays the same all year.
- Is Tokyo currently observing daylight saving time?
- Tokyo does not observe daylight saving time — its UTC offset stays the same all year.
- Do Busan and Tokyo observe daylight saving?
- The time difference between these two cities stays the same over the next twelve months — neither zone is changing for daylight saving in that window.
- When is the best time to call Tokyo from Busan?
- Aim for 9 AM–5 PM in Busan, which is 9 AM–5 PM in Tokyo.
- When is the best time to call Busan from Tokyo?
- Aim for 9 AM–5 PM in Tokyo, which is 9 AM–5 PM in Busan.
- Busan (KST) to Tokyo (JST) — how do I convert quickly?
- No math needed — both cities are in the same time zone. Or use the converter at the top of this page — it stays accurate through daylight-saving changes automatically.
Other conversions
- Busan to New York
- Busan to London
- Busan to Dubai
- Busan to Singapore
- Busan to Los Angeles
- Busan to Sydney
- Busan to Paris
- Busan to Mumbai
- Busan to Hong Kong
- Busan to San Francisco