YOU SAID:

it started work very quickly in japan

INTO JAPANESE

日本で非常に早く仕事を始めた

BACK INTO ENGLISH

I started work very early in Japan

INTO JAPANESE

私は日本の非常に早い時期に仕事を始めました

BACK INTO ENGLISH

I started working very early in Japan

INTO JAPANESE

私は非常に早く日本で働き始めました

BACK INTO ENGLISH

I started working in Japan very early

INTO JAPANESE

私は日本で仕事を始めました。

BACK INTO ENGLISH

I started working in Japan.

INTO JAPANESE

私は日本で働き始めました。

BACK INTO ENGLISH

I started working in Japan.