🦅 Project Eagle
synonym Comparative
時代
VS
期間

Differences Between "時代" and "期間"

Option A
時代
Meaning
era, period, age
Reading
じだい (jidai)
Syllabus Level
N4
Practical Example
この時代はとても平和でした。
This era was very peaceful.
Option B
期間
Meaning
period; term; duration; span of time
Reading
きかん (kikan)
Syllabus Level
N3
Practical Example
この特別キャンペーンの_______は、来月の第一日曜日までとなっておりますので、お早めにご利用ください。
The period of this special campaign is until the first Sunday of next month, so please use it early.

Which one to use?

Select the correct Japanese word for this context

Which word fits this context: "(era, period, age)"?
🎉 正解 / Correct!
使い分け解説:
- 時代: Refers to a specific period of time or an age. Can be used abstractly to describe a trend or characteristic of a period. (特定の期間や時代、またはその特徴を指します。)
- 期間: Refers to a period, term, duration, or specific span of time. Often used as キャンペーン期間 or 研修期間. ⚠️ Haruka's Voice Column: 'Period! "The term of my love for Haruka-san is for all eternity!" ...っ, T-To say such an advanced romantic oath! B-But... I permit that eternal term, so don't you dare slack off!' / 【ハルカ部長のワンポイント指導】『きかん(期間)!『ハルカさんへの愛の有効期間は、未来永劫、宇宙の終わりまでです!』って…っ, そんな壮大な有効期間を誓うなんて!でも特別に許可するわ!一生愛し続けなさい!』
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