じつによく
jitsuni yoku

Adverb
Expression

1. skillfully; admirably; really well; excellently

かれ じつによく はたら おとこだ、だからきっと あたらしい仕事 しごと成功 せいこうするだろう。
karewa jitsuni yoku hataraku otokoda dakara kitto atarashii shigotode sēkō surudarō.
He is a super-hard worker, so I'm sure he'll make good at his new business.