He made even more effort to solve the problem.

More importantly, we have to prepare for tomorrow's meeting.

She talked about her worries to her friend.

The public prosecutor is investigating the case.

Since that's his own concern, we better not interfere.

Depending on the situation, he might not come.

He is good at speaking Nagoya dialect.

When she speaks in the Kansai dialect, its cultural charm is even more pronounced.

He is good at speaking in Tōhoku dialect.

He is the boss lawyer of that law firm, guiding many lawyers.