国際日付変更線 こくさいひづけへんこうせん Meanings Noun international date line Kanji 国 country. Read as コク. 際 occasion. Read as サイ. 日 day 付 attach. Read as づけ. 変 change. Read as ヘン. 更 renew. Read as コウ. 線 line. Read as セン. Jinuma: Japanese Dictionary · Word lists