Here is the weekly manga ranking for September 13th - 19th.

*1, 161,373 164,436 Chihayafuru vol.10
*2, 110,981 110,981 Hajime no Ippo vol.93
*3, 108,853 108,853 flat vol.4
*4, 105,213 105,213 GANTZ vol.29
*5, *75,374 *75,374 Hanazakari no Kimi Tachi e After School
*6, *71,387 *71,387 Liar Game vol.13
*7, *68,143 *68,143 Kaiouki vol.45
*8, *67,276 *67,276 Major vol.77
*9, *59,727 *58,727 Rozen Maiden vol.4
10, *58,144 162,166 Angel Heart vol.33

11, *56,945 *56,945 Area no Kishi vol.22
12, *51,531 *51,531 Otomen vol.11
13, *49,674 *49,674 Okini Mesumama Special
14, *47,865 316,479 Ouran High School Host Club vol.17
15, *42,469 *42,469 Yankee-kun to Megane-chan vol.19
16, *41,829 *41,829 Berry Berry vol.3
17, *41,370 *41,638 Gakuen Ouji vol.10
18, *41,165 *41,165 Usogui vol.18
19, *40,182 *40,182 Hoshi wa Utau vol.9
20, *38,008 *38,008 81 Diver vol.16

21, *37,819 *37,819 Kyoukai no RINNE vol.5
22, *37,596 *37,596 81 Diver vol.17
23, *35,637 *35,637 Stardust Wink vol.4
24, *34,588 *34,588 Do Da Dancin'! vol.8
25, *33,839 *33,839 Kami nomi zo Shiru Sekai vol.10
26, *32,661 *32,661 Major vol.77 Limited Edition
27, *32,369 389,222 Bokura ga Ita vol.14
28, *31,987 *31,987 Kami nomi zo Shiru Sekai Limited Edition with DVD
29, *30,299 *30,299 Shin Kamen Rider Spirits vol.3
30, *30,024 *30,024 Cage of Eden vol.9

Source: Oricon Manga Ranking

Weekly Light Novel Ranking for Sep 13 - 19
*1, 18,751 *18,751 Uchi no 3 Shimai vol.3
*2, 14,313 *14,313 Shizukani Kotoba wa Yureteiru
*3, 13,817 *13,817 Oda Nobuna no Yabo vol.4
*4, 13,714 *49,101 Spice and Wolf vol.15
*5, 11,408 242,953 Colorful
*6, 10,312 *41,464 Golden Time vol.1
*7, *9,874 168,625 Baka to Test to Shoukanjuu vol.8

Source: Oricon Novel Ranking