Here are the weekly manga & light novels rankings for March 28th - April 3rd.

Manga
*1, 124,310 *,266,390 Moyashimon vol.10
*2, 101,209 *,346,243 Ookiku Furikabutte vol.16
*3, *83,961 *,160,866 Koukou Debut vol.14
*4, *81,354 *,969,875 Kimi ni Todoke vol.13
*5, *71,112 *,150,152 Suki desu Suzuki-kun!! vol.11
*6, *70,589 *,114,306 Pandora Hearts vol.14
*7, *64,687 *,237,823 Soul Eater vol.19
*8, *60,467 *,113,910 Deadman Wonderland vol.9
*9, *58,909 *,*58,909 Sekaiichi Hatsukoi vol.5
10, *56,828 *,104,831 Switch Girl!! vol.15

11, *55,817 *,133,604 Working!! vol.9
12, *40,272 *,137,057 Angel Heart 2nd Season vol.1
13, *37,885 *,*60,938 Mudazumo Naki Kaikaku vol.6
14, *35,673 *,128,624 Uchuu Kyoudai vol.13
15, *34,792 *,*34,792 Nana to Kaoru vol.6
16, *33,224 *,*33,224 Mahou Shoujo Lyrical Nanoha: Movie 1st the Comics vol.2 Limited Edition
17, *30,287 *,*70,783 Darker than BLACK - Shikkoku no Hana vol.4
18, *29,747 *,149,043 Shura No Mon 2 vol.1
19, *29,109 *,*29,109 Shin Kurosagi vol.10
20, *28,727 *,198,190 Ace of Diamond vol.25

21, *27,254 *,*54,097 Saiunkoku Monogatari vol.7
22, *26,051 2,996,545 One Piece vol.61
23, *25,032 *,*25,032 SP vol.4
24, *24,468 *,*48,944 Usotsuki Lily 0 Bangai Hen
25, *23,483 *,176,859 Hajime no Ippo vol.95
26, *23,118 *,165,918 Air Gear vol.31
27, *22,924 *,*78,805 Mobile Suit Gundam-san vol.7
28, *22,372 *,336,190 xxxHOLiC vol.19
29, *22,238 *,*48,974 360° Material vol.3
30, *20,857 *,*20,857 Nozoki Ana vol.7

Light Novels
*1, 109,643 *,109,643 Hanamonogatari
*2, *34,483 *,*34,483 Delfinian War Gaiden vol.2
*3, *32,837 1,992,301 Moshidora
*4, *28,331 *,*28,331 Kuruneko vol.7
*5, *23,119 *,166,299 One Piece Strong Words vol.1
*6, *19,101 *,*38,387 Gosick vol.7
*7, *16,347 *,*16,347 Sekaiichi Hatsukoi Yoshino Chiaki no Baai vol.4
*8, *15,298 *,*51,746 Hidan no Aria vol.9
*9, *14,887 *,*14,887 Gintama Kaettekita 3 nen Z gumi Ginpachi Sensei Returns vol.1
10, *12,865 *,*12,865 Reisen vol.3
11, *10,975 *,*44,797 Uchi no 3 Shimai vol.15
12, *10,163 *,*10,163 Fujimi Nichome Kokyogakudan Series Part 7
13, **9,906 *,179,878 Toaru Majutsu no Index: New Testament vol.1
14, **9,758 *,**9,758 Kyouran Kazoku Nikki vol.15
15, **9,063 *,**9,063 Dantalian no Shoka vol.7
16, **8,367 *,**8,367 Tokyo Emperor ☆ Hojyo Renka vol.8
17, **8,124 *,**8,124 Suger Apple Fairy Tale vol.4
18, **7,532 *,*46,776 Chrome Shelled Regios vol.17

Sources: Oricon Manga Ranking, Oricon Novel Ranking