以来
Common
Noun
1
noun (common) (futsuumeishi)adverb (fukushi)
desde que;de ahora en adelante
1
noun
since;henceforth
１９８８年以来トムに会っていません。
I haven't seen Tom since 1988.
2
noun (common) (futsuumeishi)adverb (fukushi)
ever since
Other forms
已来 【いらい】 (rarely used kanji form)