One of the the most controversial topics in the piano world is the gray market piano, primarily used pianos imported from Japan and Korea.
The following link will take you to an article by the Acoustic & Digital Piano Buyer that should help you just a bit -
Gray Market Pianos
Notes From the Piano Bench
Questions and Answers and updated factoids concerning pianos in the 21st Century.
Tod Demuth, owner/operator
Taking care of people and their pianos since 1986
Topeka - Leavenworth -Lawrence - Ottawa - Kansas City
Schedule Online Here!