YOU SAID:

A good captain goes down with his ship

INTO JAPANESE

良い船長は彼の船でダウンします

BACK INTO ENGLISH

A good captain goes down on his ship

INTO JAPANESE

良い船長が彼の船に降りる

BACK INTO ENGLISH

A good captain gets down on his ship.

INTO JAPANESE

良い船長が船に乗り降りる。

BACK INTO ENGLISH

A good captain gets on and off the ship.

INTO JAPANESE

良い船長が船に乗り降りする。

BACK INTO ENGLISH

A good captain gets on and off the ship.