Motokuni is my best friend.

Kunimitsu is my best friend.

He was deeply involved in the politics of the republic.

His new game is very popular in the netizen community.

The culture of Russia (obsolete term) is very interesting.

His country was under the influence of the suzerain for a long time.

Thank you for waiting, here is your grilled eel rice.

He spent his money as quickly as 'a duck comes bearing green onions', which means a fool and his money are soon parted.

Since he is always laughing, it can be said that 'fortune comes in by a merry gate'.

Vatican City is the smallest country in the world.