Translation guide
The practice of advancing clocks during warmer months so that darkness falls later. In Japanese, this is typically expressed with the borrowed term サマータイム or the descriptive phrase 夏時間.
Referring to daylight saving time as a practice or system.
The most common and widely understood term. Borrowed from English 'summer time'.
Daylight saving time is not implemented in Japan.
A more literal Japanese term meaning 'summer time'. Used in formal or written contexts.
Daylight saving time starts on the second Sunday in March.
A direct transliteration of 'daylight saving time'. Rarely used and may not be understood by all speakers.
Daylight saving time is observed in the United States.
Referring to the time of year when daylight saving time is active.
Describing the act of moving clocks forward or back for daylight saving time.
サマータイム is the default in everyday conversation. 夏時間 is more formal and often appears in official documents or news. Both are understood, but サマータイム is more natural for learners.
Do you know about daylight saving time?
The period of daylight saving time varies by country.
When daylight saving time ends, we set the clocks back one hour.