Another Week in Japan: Hardware and <b>software numbers 4/21-4/27</b>

Mario Kart Wii continues to top the charts in Japan, but a lot of movement happened with the Wii's other &lt;b&gt;software&lt;/b&gt;. Because a bunch of new games came out last week, Wii Sports, Deca Sports, and Super Smash Bros. &lt;b&gt;...&lt;/b&gt;