すうおくねん
Meanings
Noun
1. several hundred million years
Kanji used
number
hundred million
year
Composed of
several; a number of; quantity; amount; counting; figures; number
10^8; 100,000,000; hundred million
year; counter for years (e.g. of an era), grades (e.g. school); period of an apprentice's contract (usu. ten years)