Question: What company introduced a digital music workstation in 1992 and is the world's largest piano manufacturing company? A: Yamaha Corporation 
Sentence (from "Yamaha Corporation"): Yamaha Corporation (ヤマハ株式会社 , Yamaha Kabushiki Gaisha ) ( or ; ] ) is a Japanese multinational corporation and conglomerate based in Japan with a very wide range of products and services, predominantly musical instruments, electronics, and power sports equipment.
Relevant evidence: Yes