My pet budgerigar is very smart.

This stone is a mineral called clinozoisite.

This beautiful stone is a mineral called clinozoisite.

This mineral is called ulexite and has special optical properties.

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

We are aiming to kill two birds with one stone with this plan.

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

He is truly demonstrating talent that surpasses his master, just as the saying 'the student has surpassed his or her teacher' goes.