This is truly a once in a lifetime opportunity.

He acted according to my instructions one by one.

He is carefully doing each and every task.

He solved each problem one by one carefully.

We respect Japanese culture.

We are going on a trip tomorrow.

When I first met her, I introduced myself saying, 'I am Japanese.'

We prioritize customer satisfaction above all else.

We will do our best to solve this problem.

My personal thought is that everyone should be treated equally.