Recently, Halo: Reach met with a similar fate as that of the Xbox 360, as it dived out of the Top 20 figures of Japan.
See the full figures below:
DSi: 49,411 (47,379)
PSP: 37,576 (29,866)
DSi LL: 32,777 (31,254)
PS3: 20,694 (21,096)
Wii: 16,908 (14,833)
DS Lite: 7,011 (7,137)
X360: 2,599 (5,804)
PS2: 1,514 (1,390)
PSPgo: 900 (863)
[Source]