Here is the weekly manga sales ranking for September 27th - October 3rd.

*1, 371,479 *,371.479 Kuroshitsuji vol.10
*2, 294,260 *,294,260 K-ON! vol.4
*3, 255,852 *,826,831 Kimi ni Todoke vol.12
*4, 216,704 *,216,704 Berserk vol.35
*5, 213,564 *,213,564 Glass Mask vol.45
*6, 151,887 *,266,407 Thermae Romae vol.2
*7, 111,889 *,113,513 Tsukihime vol.9
*8, *83,758 *,*83,758 Tomehane! vol.7
*9, *63,733 *,*63,733 Bleach vol.47 (official release date: Oct 4)
10, *55,737 *,*55,737 Oyasumi Punpun vol.7

11, *53,459 *,104,274 Switch Girl!! vol.13
12, *49,743 *,106,896 Kiyoku Yawaku vol.13
13, *47,811 *,103,200 Koibana! Koiseyo Hanabi vol.9
14, *46,318 *,*77,566 Darker than BLACK - Shikkoku no Hana vol.3
15, *42,962 *,*42,962 Ghost Hunt vol.12
16, *42,121 *,*42,121 New Say Hello to Black Jack vol.9
17, *39,491 *,*39,491 Shinya Shokudou vol.6
18, *36,488 *,*84,450 Keroro Gunsou vol.21
19, *35,381 *,*35,381 Yamikin Ushijima-kun vol.19
20, *33,243 *,*66,402 FIVE vol.14

21, *32,015 *,*73,563 Shinrei Tantei Yakumo vol.3
22, *30,477 *,*30,477 Shin Kurosagi vol.8
23, *30,079 *,*30,079 Sasurai Afro Tanaka vol.1
24, *27,387 *,*27,387 Nogizaka Haruka no Himitsu vol.4
25, *26,733 2,468,483 One Piece vol.59
26, *25,956 *,*25,956 Saraiya Goyou vol.8
27, *25,608 *,214,398 GANTZ vol.29
28, *24,941 *,103,426 Uchuu Kyoudai vol.11
29, *24,167 *,*24,167 Hozuki-san Chi no Aneki vol.2
30, *22,697 *,*49,230 D.N.Angel vol.14

Source: Oricon Manga Ranking

Weekly Light Novel Ranking for Sep 27 - Oct 3
*1, 40,283 61,235 Shinrei Tantei Yakumo vol.6 Part 1
*2, 39,322 59,650 Shinrei Tantei Yakumo vol.6 Part 2
*3, 15,773 15,773 Migawari Hakushaku no Hanayome Shugyo vol.2
*4, 13,336 25,084 Papa no Iukoto wo Kikinasai! vol.4
*5, 13,307 13,307 Touhou Kourindou ~ Curiosities of Lotus Asia
*6, 12,549 12,549 Reisen File.2
*7, 10,447 10,447 Mobile Suit Gundam 00 The Movie: A Wakening of the Trailblazer
*8, *8,420 *8,420 Toho Yoyuki Kamigami no Hakoniwa Nite
*9, *8,290 *8,290 Akaki Tsuki no Mawaru Koro

Source: Oricon Novel Ranking