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いつか
itsuka
someday
いつか日本に行ってみたいです。
I want to go to Japan someday.
neutral
At some unspecified future time; eventually
いつかまた会いましょう。
Let's meet again someday.
いつか成功すると信じています。
I believe I'll succeed someday.
Often used to express hope, intention, or uncertainty about a future event without specifying when.
Pro Tip
Distinguishing いつか from そのうち
いつか implies a more distant or indefinite future, while そのうち suggests a sooner or more immediate timeframe. For example, そのうち会いましょう (Let's meet soon) implies a sooner meeting than いつか会いましょう (Let's meet someday).
Word Origin
From the Japanese adverb いつ (itsu, 'when') + the particle か (ka, indicating uncertainty or indefiniteness). The combination expresses an unspecified future time.
Usage Notes
いつか is used in both casual and formal contexts. It implies a sense of hope or intention but does not specify a concrete timeframe. Unlike そのうち (someday soon), いつか can refer to a more distant or indefinite future.
Word Breakdown
いつ
when
rootか
particle indicating uncertainty
suffix和英辞典