GRAMMAR
〜にわたって
throughout
over a period
Explanation
NOTE
〜にわたって means something spans throughout a period of time or a range.
三日間にわたって会議が行われた。
The conference was held over three days.
Used to indicate that an event continues throughout a specific duration or time period.
NOTE
Often formal or written. にわたる can modify a noun. Covers time, space, or scope.
STRUCTURE
N辞
にわたって五年間にわたって研究を続けた。
Gonenkan ni watatte kenkyuu o tsuzuketa.
I continued the research over a period of five years.
全国にわたって調査が実施された。
Zenkoku ni watatte chousa ga jisshi sareta.
The survey was conducted throughout the whole country.
二週間にわたる交渉の末、合意に達した。
Nishuukan ni wataru koushou no sue, goui ni tassita.
After two weeks of negotiations, they reached an agreement.
Practice exercises
1
三日間にわたって、会議が行われた。
The meeting was held over three days.
Answer
にわたって
2
十年にわたって、研究を続けた。
I continued the research over ten years.
Answer
にわたって
3
全国にわたって、大雨が降った。
Heavy rain fell across the whole country.
Answer
にわたって
4
この地域では、数日にわたって雨が降った。
In this region, it rained throughout several days.
Answer
にわたって
5
この会議は、数日にわたって続いた。
This meeting continued throughout a few days.
Answer
にわたって
6
広範囲にわたって被害が報告され、当局は対策を急いでいる。
Damage has been reported over a wide area, and authorities are hurrying with countermeasures.
Answer
にわたって
7
三日間にわたって会議が続いた。
The meeting continued over three days.
Answer
にわたって
8
五年間にわたって研究を続けた。
I continued the research over a period of five years.
Answer
にわたって