Final answer:
Kazuyo Sejima is the important Japanese designer who emerged in the French marketplace in 1983.
Step-by-step explanation:
The important Japanese designer who emerged in the French marketplace in 1983 was Kazuyo Sejima.
Kazuyo Sejima is a Japanese architect known for her clear modernist elements with shiny, slick, and clean surfaces. She founded Kazuyo Sejima and Associates (SANNA) as a studio for innovative building designs worldwide. Sejima was the second woman to win the coveted Pritzker Prize in 2012.