Masato is my best friend.

He practices every day to learn the correct Chinese pronunciation of characters.

This electronic circuit is designed using positive logic.

I am a believer in Orthodoxy.

Hiragana is one of the characters in Japanese.

It's very interesting to learn about the history of the Shōkei era.

Masasaku is my best friend.

Shosuke is my best friend.

Kazumasa is my best friend.

Masatsugu is my best friend.