If you're 30 minutes late for work, it's considered late, but if you're half an hour early for work, your company views it as being on time. This is all part of the workplace mentality in Japan.
この場合、次のような言い方ができますよ。
ーIf you're 30 minutes late for work, it's considered late, but if you're half an hour early for work, your company views it as being on time. This is all part of the workplace mentality in Japan.
「仕事に30分遅れると遅刻とみなされるが、30分早く仕事場に来ても、会社は時間通りと見る。これが日本の職場の考え方だ」
to be late for work「仕事に遅れる」
ご参考まで！
カナダ 
