Ah... Here's the source, apparently this German gaming website made a mistake somewhere, check the highlighted area below:
Allegedly 254,000 Wii Fit sold
05.12.07 - Nintendo soll von Wii Fit 05.12.07-Nintendo Wii to be Fit
in der ersten Woche der Veröffentlichung bislang angeblich 254.000 Einheiten in Japan verkauft haben. In the first week of the publication date allegedly 254,000 units sold in Japan. Das geht aus neuesten Großhandelsangaben hervor, die zuvor noch bei 135.800 Einheiten lagen. This is apparent from the latest wholesale data, which previously were at 135,800 units.
Das Spiel kam am 01.12.07 auf den Markt. The game came on 01.12.07 on the market. Offizielle und endgültige Verkaufszahlen werden morgen von Media Create bekanntgegeben. Official and final sales figures tomorrow at Media Create announced.
Edit: Curses, thwarted by FishyJoe.
P.S. The poppler song keep going through my head everytime I see FishyJoe's avatar.
I am a PC gamer, and also have a NDS now, but without access to a Nintendo Wii until End of 2007.
Currently playing: Super Smash Brothers Brawl(Wii), Mystery Dungeon: Shiren the Wanderer(DS), Dragon Quest Heroes: Rocket Slime (DS), WiiFit(Wii)
Games Recently Beaten: Final Fantasy Crystal Chronicles: My Life as a King (Normal; Very Hard after the next DLCs become available)
1 word: RTFA