〜にわたって means "over," "spanning," or "throughout" — covering a range of time, space, or topics.
Time period - Over X years/months
Range/Scope - Spanning multiple areas/topics
The meeting continued for 3 hours.
Emphasizes the extent or scope of something.
Noun + にわたって/にわたり
にわたる + Noun for modifying:
- 長期にわたる研究 (long-term research)
I continued research over 10 years.
We conducted a nationwide survey.
Find real examples
Discover this pattern in manga, dramas & more
Save for spaced repetition
Add sentences to your study deck
Practice 〜にわたって and other grammar patterns with manga, dramas, and more.
Start learning free