Here is a report broadcasted on April 9th 2010 by TV Tokyo in show highlighting the 100 Japanese who changed the world.
Yoko is the most famous Japanese in Belgium.

web.archive.org of the shows website: https://web.archive.org/web/20100605071144/http://www.tv-tokyo.co.jp/100japan/backnumber/1004.html
(cliquez sur l'avant dernier élément)