Simplify the following text for a Grade 8 native English-speaking person.
Original: The Japanese tea ceremony , also called the Way of Tea , is a Japanese cultural activity involving the ceremonial preparation and presentation of matcha , powdered green tea . In Japanese , it is called chanoyu ( è ã æ ) or chadÅ .
Simplified: The Japanese tea ceremony ( called cha-no-yu , chado , or sado ) is a special way of making green tea ( matcha æ è ) .