He surprised everyone by using his ace up his sleeve during the negotiation.

Let's finish the homework tonight for tomorrow.

He is very talented in music.

He is always a person who looks for faults.

All the preparations for the party have been completed.

I prepared hard for the exam.

You need to be mentally prepared before the exam.

Please tell me the process to install the new software.

Junya is my best friend.

Junki is my best friend.