From sales data posted by Japanese Dengeki magazine and its parent firm, ASCII Media Works, it’s been revealed that Square Enix’s Dragon Quest IX on the DS is Japan’s top selling videogame for the period of December 29th 2008 to December 20th 2009, with sales of just over 4 million units.

Nintendo’s console dominance was extremely strong, with eight of the top ten best selling titles for 2009 showing up on the DS or Wii, with Final Fantasy XIII on the PS3 (selling 1.5 million units) and Monster Hunter Portable 2nd G on the PSP (selling 880 000 units) showing up at No. 6 and No. 9 respectively.

The thirty title strong list is likewise dominated by games releases on Nintendo’s consoles, with nineteen titles out of the list released on the Wii or DS.

Read through the full list of 2009’s top selling titles in Japan (with life-to-date sales in brackets) below:

• 1.) Dragon Quest IX (Square Enix, DS): 4,089,136
• 2.) Pokemon Heart Gold/Soul Silver (Pokemon, DS): 3,301,873
• 3.) Friend Collection (Nintendo, DS): 2,059,236
• 4.) New Super Mario Bros. Wii (Nintendo, Wii): 1,897,089
• 5.) Wii Sports Resort (Nintendo, Wii): 1,499,058
• 6.) Final Fantasy XIII (Square Enix, PS3): 1,455,505
• 7.) Wii Fit Plus (Nintendo, Wii): 1,205,424
• 8.) Monster Hunter 3 (Capcom, Wii): 949,095
• 9.) Monster Hunter Portable 2nd G PSP the Best (Capcom, PSP): 878,880 (1,080,715)
• 10.) Inazuma Eleven 2 Fire/Blizzard (Level-5, DS): 851,175
• 11.) Mario & Luigi RPG 3!!! (Nintendo, DS): 708,311
• 12.) Kingdom Hearts 358/2 Days (Square Enix, DS): 571,981
• 13.) Resident Evil 5 (Capcom, PS3): 552,553
• 14.) Yakuza 3 (Sega, PS3): 552,826
• 15.) Wii Fit (Nintendo, Wii): 499,251 (3,470,235)
• 16.) Professor Layton and the Demon’s Flute (Level-5, DS): 481,311
• 17.) Phantasy Star Portable 2 (Sega, PSP): 415,522
• 18.) Mario Kart Wii (Nintendo, Wii): 404,751 (2,447,964)
• 19.) Dynasty Warriors Strikeforce (Koei, PSP): 397,080
• 20.) Pokemon Mystery Dungeon Sky Battalion (Pokemon, DS): 383,226
• 21.) Taiko Drum Master Wii (Namco Bandai, Wii): 375,895 (625,391)
• 22.) Winning Eleven 2010 (Konami, PS3): 370,831
• 23.) Rhythm Heaven Gold (Nintendo, DS): 361,292 (1,763,270)
• 24.) Tales of Vesperia (Namco Bandai, PS3): 352,961
• 25.) Tales of the World Radiant Mythology 2 (Namco Bandai, PSP): 339,523
• 26.) Pokemon Platinum (Pokemon, DS): 325,911 (2,536,712)
• 27.) Gundam VS Gundam Next Plus (Namco Bandai, PSP): 323,531
• 28.) Wagamama Fashion Girls Mode (Nintendo, DS): 314,832 (861,393)
• 29.) Ace Attorney Investigations (Capcom, DS): 313,891
• 30.) SD Gundam G Generation Wars (Namco Bandai, PS2): 306,985

Source: Andria Sand via Gamasutra