He finished the marathon.

Next week, a farewell party for the department manager will be held.

We held a send-off party for his new job.

We held a party to give him a send-off before he went abroad.

My car needs to have its engine replaced.

He changed the engine to improve the performance of the car.

Oh, that's right, I remembered what I ate for dinner yesterday.

It's not so much a big problem.

Okurigana is an important element in understanding how to write in Japanese.

There is a custom of eating rice cakes facing the favorable direction at the New Year.