Hello everyone. I am not trying to sound like a fanboy, but even nintendo is surprised, it even beat their prediction of 10 million DSes sold by March of ' 06 and they have already reached more then 13 Million.
Just wanted to share this bit of information. Get this bit of info 8 out of the top 10 games sold in japan belong to the DS and Nintendo apologized for it being sold out.

week Dec 26-Jan 1st
1. NDS - Brain Training 2 - Nintendo - 414,556 (NEW)
2. NDS - Animal Crossing: Wild World - Nintendo - 205,119 (1,382,228) - 6th week
3. NDS - Mario Kart DS - Nintendo - 168,680 (836,478) - 4th week
4. PS2 - Kingdom Hearts 2 - Square Enix - 156,837 (884,428) - 2nd week
5. NDS - Nou wo Kitaeru Otona no DS Training (Brain Training for Adults - 153,189 (1,157,870) - 33rd week
6. PS2 - Front Mission 5 - Square Enix - 146,209 (NEW)
7. NDS - Mario & Luigi: Partners in Time - 132,726 (NEW)
8. NDS - Yawaraka Atama Juku (Brain Training for Kids) - Nintendo - 82,789 (935,535) - 26th week
9. NDS - Tamagotchi no PuchiPuchi Omisecchi - Bandai - 63,433 (784,537) - 16th week
10. NDS - Pokemon Fushigi no Dungeon Blue - Pokemon - 61,154 (572,858) - 7th week

Also here are the final sales for the year.

Japanese hardware sales for December 26 - January 1:

System - Weekly sales (Final 2005 sales numbers)

NDS - 390,181 (4,151,356)
PSP - 110,741 (2,200,610)
PS2 - 78,646 (1,968,846)
GBASP - 15,998 (696,262)
NGC - 12,579 (273,180)
XBX360 - 12,300 (70,567)
GBM - 11,234 (415,088)
GBA - 447 (25,180)
XBX - 121 (12,016)

The DS is destroying everything else. I just want to say haha to all those people who thought the PSP would mangle the DS.

This proves graphics are not that important and gameplay is. Which is a good sign of things to come for the Revolution :-)

as the saying goes " beauty is only skin deep"