Dengeki Online have released a list of the top 30 best sellers in Japan during 2009 (Dec 29, 2008 - Dec 20, 2009). Eight titles sold in excess of one million copies with Final Fantasy XIII being the only non-Nintendo platform title to achieve this feat.
1. Dragon Quest IX (DS) 4,089,136
2. Pokémon Heart Gold / Soul Silver (DS) 3,301,873
3. Tomodachi Collection (DS) 2,059,236
4. New Super Mario Bros. Wii (Wii) 1,897,089
5. Wii Sports Resort (Wii) 1,499,058
6. Final Fantasy XII (PS3) 1,455,505
7. Wii Fit Plus (Wii) 1,205,424
8. Monster Hunter Tri (Wii) 949,095
9. Monster Hunter Portable 2nd G The Best (PSP) 878,880 (Total: 1,080,715)
10. Inazuma Eleven 2 (DS) 851,175
11. Mario & Luigi: Bowser's Inside Story (DS) 708,311
12. Kingdom Hearts 358/2 Days (DS) 571,981
13. Resident Evil 5 (PS3) 552,553
14. Yakuza 3 (PS3) 525,826
15. Wii Fit (Wii) 499,251 (Total: 3,470,235)
16. Professor Layton and the Spector's Flute (DS) 481,311
17. Phantasy Star Portable 2 (PSP) 415,522
18. Mario Kart Wii (Wii) 404,751 (Total: 2,447,964)
19. Dynasty Warriors: Strikeforce (PSP) 397,080
20. Pokémon Mystery Dungeon: Explorers of Sky (DS) 383,226
21. Taiko no Tatsujin Wii (Wii) 375,895 (Total: 625,391)
22. Pro Evolution Soccer 2010 (PS3) 370,831
23. Rhythm Paradise (DS) 361,292 (Total: 1,763,270)
24. Tales of Vesperia (PS3) 352,961
25. Tales of The World: Radiant Mythology 2 (PSP) 339.523
26. Pokémon Platinum (DS) 325,911 (Total: 2,536,712)
27. Mobile Suit Gundam: Gundam vs. Gundam Next (PSP) 323,531
28. Wagamama Fashion Girls Mode (DS) 314,832 (Total: 861.393)
29. Ace Attorney Investigations: Miles Edgeworth (DS) 313,891
30. SD Gundam G Generation Wars (Wii) 306,985