KanjiJLPT N3
Sphere

ball, sphere

Mnemonic

The king makes a request: bring him a perfect sphere — a flawless crystal globe to foresee threats to his realm. Craftsmen polish the sphere day and night, terrified of failing the king's request. One slip and it shatters — along with their heads.
Additional thoughts
Picture a medieval king on his throne, impatiently tapping his scepter, while nervous artisans shape molten glass into a perfect round globe. The stakes are life or death, making the image stick.
Quick recall
A king makes a request for a flawless crystal sphere.

Details

The keyword for 球 is sphere. This kanji refers to a round, ball-shaped object or the concept of a globe. It is used to describe anything spherical in nature, from sports balls to celestial bodies like the Earth. It also extends to more abstract uses, such as referring to a realm or field of activity.
On'yomi
きゅう
Kun'yomi
たま