after (a long process), at the end of
Verb Past Form +
This grammar point is used to describe a situation where, after a long or exhausting process, a certain result is reached. It often carries a nuance that the result was negative or that the process was troublesome.
Verb Past Form
When used with a verb, it must be in the past tense (た form) to indicate that the lengthy process has concluded before the final result occurred.
散々悩んだ
After worrying for a long time, I decided not to go.
何時間も口論した
After arguing for many hours, they didn't reach a conclusion.
The particle に after
Noun + の +
This formation uses a noun that represents an action or a process to show that after that process continued for a while, a result was reached.
Noun + の
The particle の is required to connect the noun to
苦労の
After a long struggle, the team lost the game.
熟考の
After much consideration, he quit the company.
The noun used must be one that implies a process or duration, such as 'struggle', 'worry', or 'consideration'.