Seems to be selling well in Japan.
Here are the first day sales of new titles released in Japan on April 20 - 21.
1. Romancing SaGa: Minstrel Song (PS2, Square Enix) - 140,000 units
2. Fire Emblem: Souen no Kiseki (GC, Nintendo) - 90,000 units
3. Nintendogs (NDS, Nintendo) - 80,000 units
4. Baseball Live 2005 (PS2, Namco) - 25,000 units