幾年にもわたる

いくねんにもわたるikunennimowataru

expression · noun or verb acting prenominally

  1. extending over a number of years

Kanji in this word

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences