His words held a double surprise, like 'isseki-rokuto'.

This mineral is called ulexite and has special optical properties.

This stone is a mineral called clinozoisite.

This beautiful stone is a mineral called clinozoisite.

He succeeded in a difficult project with the spirit of 'ishi no ue ni mo sannen', which means great works are performed by perseverance.

Please close the door.

Jou is a boxer.

He became the champion of the mixed martial arts competition.

She is respected as the queen of the country.

He taught me how to tie a tie.