2000年代 にせんねんだい
nisennendai

Noun

1. the 2000s (decade, i.e. 2000-2009); the '00s; the aughts; the noughties

Noun

2. the 2000s (century, i.e. 2000-2099)

Noun

3. the 2000s (millennium, i.e. 2000-2999)