YOU SAID:

It is largely dependant on his surroundings.

INTO JAPANESE

それは彼の環境に大きく依存しています。

BACK INTO ENGLISH

It depends on his environment.

INTO JAPANESE

こいつ次第だ

BACK INTO ENGLISH

It depends on this guy.

INTO JAPANESE

こいつ次第だ

BACK INTO ENGLISH

It depends on this guy.