の計画

one's plan

→ の
phrase Very common #1,092
one's plan の marks possession or association, so the phrase means “someone's plan,” with the possessor specified before の. 計画 can mean either a plan or plans depending on context.
JA: 彼の計画はうまくいった。
EN: His plan worked out.

ジムの計画には賛成出来ない

I can't agree with the plan for the gym.

夏休みの計画が何かありますか

Do you have any plans for summer vacation?

私たちは休暇の計画を立てています

We are planning our vacation.

新しい貿易区域の計画はまだ実施段階ありません

The plan for the new trade zone has not yet reached the implementation stage.

あなたの上司の計画はいかがですか

What do you think of your boss's plan?

はじめの計画のほうが後のより良いと思う

I think the original plan is better than the later one.

私ははじめの計画だけに専念する

I will focus solely on the original plan.

トムの計画が何なのかよく知らないんです

I don't really know what Tom's plan is.

私達の休暇の計画はまだ決まってない

Our vacation plans haven't been finalized yet.

その会社では拡張の計画があります

That company has plans to expand.

私達は夏休みの計画について話した

We talked about our plans for summer vacation.

夏休みの計画具体化してきた

My plans for summer vacation are starting to take shape.

彼は休みの計画のことを話すために私に電話した

He called me to talk about his vacation plans.

トムには上司の計画うまくいくとは思えなかった

Tom couldn’t see how his boss’s plan would work.