| Current: | JST — Japan Standard Time |
|---|---|
| Current Offset: | UTC/GMT +9 hours |
| Difference: | Same time as Tokyo |
1948 Time Zones - Tokyo
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
The graph above illustrates clock changes in Tokyo during 1948.
Time Changes in Tokyo Over the Years
Daylight Saving Time (DST) changes do not necessarily occur on the same date every year.
| Year | Date & Time | Abbreviation | Time Change | Offset After |
|---|---|---|---|---|
| 1925 — 1936 | No changes, UTC +9 hours all of the period | |||
| 1937 | 10月1日 (金)0時00分 | JCST → JST | No offset (New TZ abbr) | UTC+9h |
| 1938 — 1947 | No changes, UTC +9 hours all of the period | |||
| 1948 | 5月2日 (日)0時00分 | JST → JDT | +1 hour (DST start) | UTC+10h |
| 9月11日 (土)2時00分 | JDT → JST | -1 hour (DST end) | UTC+9h | |
| 1949 | 4月3日 (日)0時00分 | JST → JDT | +1 hour (DST start) | UTC+10h |
| 9月10日 (土)2時00分 | JDT → JST | -1 hour (DST end) | UTC+9h | |
| * All times are local Tokyo time. | ||||
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2025年1月10日金曜日