Here are the weekly manga and light novels rankings for March 21st - 27th.

Manga
*1, 245,034 245,034 Ookiku Furikabutte vol.16
*2, 173,136 173.136 Soul Eater vol.19
*3, 153,402 888,521 Kimi ni Todoke vol.13
*4, 142,080 142,080 Moyashimon vol.10
*5, *96,785 *96,785 Angel Heart 2nd Season vol.1
*6, *92,951 *92,951 Uchuu Kyoudai vol.13
*7, *81,397 119,296 Shura No Mon 2 vol.1
*8, *79,040 *79,040 Suki desu Suzuki-kun!! vol.11
*9, *78,424 169,463 Ace of Diamond vol.25
10, *77,787 *77,787 Working!! vol.9

11, *76,905 *76,905 Koukou Debut vol.14
12, *67,665 153,376 Hajime no Ippo vol.95
13, *63,736 142,800 Air Gear vol.31
14, *55,496 *58,430 Magical Girl Lyrical Nanoha ViVid vol.3
15, *53,902 *55,881 Mobile Suit Gundam-san vol.7
16, *53,443 *53,443 Deadman Wonderland vol.9
17, *51,488 *81,165 Shitsuji-sama no Okiniiri vol.10
18, *49,897 *52,440 Mahou Senki Lyrical Nanoha Force vol.3
19, *48,003 *48,003 Switch Girl!! vol.15
20, *47,298 *47,298 IS: Infinite Stratos vol.2

21, *43,717 *43,717 Pandora Hearts vol.14
22, *42,830 313,818 xxxHOLiC vol.19
23, *42,353 *43,353 Nagasarete Airantou vol.18
24, *40,496 *40,496 Darker than BLACK - Shikkoku no Hana vol.4
25, *38,875 *61,360 Usogui vol.20
26, *38,627 *63,403 W Juliet II vol.3
27, *38,450 *88,009 Capeta vol.24
28, *38,243 *58,587 Oresama Teacher vol.10
29, *37,318 *57,496 Ouji to Majo to Himegimi to vol.3
30, *37,046 *56,698 Kyoukai no RINNE vol.7

Light Novels
*1, 34,486 *,143,180 One Piece Strong Words vol.1
*2, 34,448 *,*34,448 Hidan no Aria vol.9
*3, 31,060 1,959,464 Moshidora
*4, 23,757 *,*39,244 Chrome Shelled Regios vol.17
*5, 20,480 *,*33,822 Uchi no 3 Shimai vol.15
*6, 19,286 *,*19,286 Gosick vol.7
*7, 17,702 *,*17,702 Onii-chan dakedo Ai sae areba Kankei naiyone vol.2
*8, 17,023 *,169,972 Toaru Majutsu no Index: New Testament vol.1
*9, 14,612 *,*14,612 Machine Doll wa Kizutsukanai vol.5
10, 10,212 *,*10,212 Campione vol.9
11, *9,849 *,*17,117 Hyoketsu Kyokai no Eden vol.6
12, *9,461 *,*22,965 Ghost Hunt vol.3
13, *8,013 *,**8,013 Hundred-one no Hyakumonogatari vol.3
14, *7,749 *,*12,303 Date or Alive
15, *7,104 *,**8,524 5 nen 2 kumi no Kyuketsuki

Sources: Oricon Manga Ranking, Oricon Novel Ranking