Here is the weekly manga & light novels sales rankings for February 7th - 13th.

Manga
*1, 485,623 2,571,703 One Piece vol.61
*2, 122,237 *,325,708 Gintama vol.38
*3, *71,274 *,170,690 Kaichou wa Maid-sama! vol.12
*4, *61,765 *,*61,765 7Seeds vol.19
*5, *58,249 *,144,938 Sket Dance vol.17
*6, *56,582 *,126,923 Jin vol.20
*7, *46,488 *,*46,488 Kinkyori Renai vol.9
*8, *45,896 *,*45,896 Mitsudomoe vol.11
*9, *35,682 *,*89,058 Shiki vol.10
10, *33,372 2,873,350 One Piece vol.60

11, *31,471 *,*31,471 Five Star Stories Reboot vol.1
12, *30,235 *,*65,982 Shinjuku Swan vol.25
13, *29,342 *,*29,342 Hyakko vol.6
14, *29,005 *,*29,005 Swan - Moscow Edition vol.1
15, *27,630 *,*27,630 Neko Mix Genkitan Toraji vol.4
16, *27,328 *,*27,328 Gakuen Ouji vol.11
17, *27,168 *,*76,151 Tobaku Mokushiroku Kaiji: Kazuya-hen vol.5
18, *26,952 *,*69,643 Psyren vol.15
19, *25,188 *,*25,188 Saint Seiya Lost Canvas vol.23
20, *24,484 *,*70,937 Kochira Katsushika-ku Kamearikouen-mae Hashutsujo vol.173

21, *24,331 *,*59,914 Kenka Shoubai vol.24
22, *24,057 *,797,989 One Piece vol.1
23, *22,638 2,824,918 One Piece vol.59
24, *21,436 *,747,910 One Piece vol.2
25, *19,896 *,722,369 One Piece vol.3
26, *19,052 *,154,985 Clover vol.24
27, *18,512 *,*18,512 Kiss and Never Cry vol.10
28, *18,242 *,*18,242 Yumekui Merry vol.6
29, *18,082 *,*690,336 One Piece vol.4
30, *17,802 *,682,579 One Piece vol.5

Note: Oricon doesn't have the sales data of One Piece before Apr 2008. The sudden rise of the old volumes was the effect of NHK's program.

Light Novels
*1, 84,873 *,*84,873 Durarara!! vol.9
*2, 41,481 *,*41,481 Accel World vol.7
*3, 39,840 *,*39,840 Spice and Wolf vol.16
*4, 27,147 1,796,778 Moshidora
*5, 24,368 *,*24,368 Ro Kyu–Bu! vol.7
*6, 20,979 *,179,000 Baka to Test to Shoukanjuu vol.9
*7, 18,597 *,*18,597 Kamisama no Memochou vol.6
*8, 13,177 *,*13,177 Fate/zero New Edition vol.2
*9, 12,000 *,123,587 IS: Infinite Stratos vol.1
10, 11,678 *,118,384 IS: Infinite Stratos vol.2
11, 11,151 *,*11,151 Shirokuro Necro
12, 10,868 *,113,599 IS: Infinite Stratos vol.3
13, 10,749 *,101,503 IS: Infinite Stratos vol.6
14, 10,085 *,*83,293 Inazuma Eleven vol.3
15, *9,979 *,110,529 IS: Infinite Stratos vol.4
16, *9,919 *,**9,919 Seishun Lariat!!

Sources: Oricon Manga Ranking, Oricon Novel Ranking