Already

こんなに早く

konnani hayaku

(so soon)

とっくに

tokku ni

(prior to some time)

もう

mō

(prior to some time)

もう

mō

(intensifier used to emphasize impatience or express exasperation)

もはや

mohaya

(prior to some time)

既に

súde ni

(prior to some time)