Kanako is my best friend.

Harunako is my best friend.

Sanako is my best friend.

Sana is my best friend.

Sanako is my best friend.

Yuko is my best friend.

Kōko is my best friend.

He made a set of three identical tiles in mahjong.

I found a baby crow in the park.

In old Japan, wandering street puppeteers, known as 'kugutsuko', used to roam the towns, entertaining people.