Last Updated :2025/12/06

国際日付変更線

Hiragana
こくさいひづけへんこうせん
Proper noun
Japanese Meaning
国際日付変更線は、おおよそ東経180度の経線に沿って南北に走る仮想の線で、この線をまたぐと日付が1日進んだり戻ったりする基準となる。 / 地球上で「一日」の区切りを定めるために設けられた線であり、世界各地の標準時やカレンダーの日付を調整する基準となる概念。
Easy Japanese Meaning
地球のうえで日付がかわるときのきっかけになるきそくのせん
What is this buttons?

When you cross the International Date Line, the date changes by one day.

What is this buttons?
Sense(1)

International Date Line (line on the Earth's surface)

canonical

romanization

kyūjitai

hiragana

Quizzes for review

International Date Line (line on the Earth's surface)

See correct answer

国際日付変更線

国際日付変更線を越えると、日付が一日変わります。

See correct answer

When you cross the International Date Line, the date changes by one day.

When you cross the International Date Line, the date changes by one day.

See correct answer

国際日付変更線を越えると、日付が一日変わります。

Japanese - English

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