YOU SAID:

let us do whatever is necessary

INTO JAPANESE

私たち何が必要か

BACK INTO ENGLISH

We do what it takes

INTO JAPANESE

私たちは何が必要か

BACK INTO ENGLISH

What will we need?

INTO JAPANESE

我々 は何を必要がありますか。

BACK INTO ENGLISH

We have what you need?

INTO JAPANESE

我々 が何を必要ですか。

BACK INTO ENGLISH

We have what you need?