He held the vajra in his hand and offered a prayer.

I like drinking tea from last year.

The teachings of the ancient sage are still important to us today.

The Paleoarchean eon is a very old era in the history of the Earth.

The Paleoproterozoic era was a very important period in the history of the Earth.

Kokei is my best friend.

Koharu is my best friend.

Manako is my best friend.

This archaic form of a Chinese character is slightly different from modern kanji.

He is passionate about studying old Hangul.