Here are the weekly manga & light novels rankings for April 23rd - 29th.

Ranks/ This week's sales by copies/ Cumulative sales/ Titles
Manga
*1, 200,112 201,722 Giant Killing vol.23
*2, 100,680 394,039 Gin no Saji vol.3
*3, *97,355 394,669 Fairy Tail vol.32
*4, *82,743 287,534 JoJo's Bizarre Adventure Part 8: Jojolion vol.2
*5, *76,497 *76,676 Boku wa Tomodachi ga Sukunai vol.5
*6, *75,343 *75,939 Adamas vol.7
*7, *72,849 *73,618 Ah! My Goddess vol.44
*8, *54,234 *54,234 Usotsuki Lily vol.7
*9, *52,863 *52,863 Junjou Romantica vol.15
10, *45,466 525,822 Shingeki no Kyojin vol.7

11, *43,893 *43,893 Hana ni Kedamono vol.6
12, *43,270 *43,270 Kannagi vol.7
13, *42,659 285,712 Ao Haru Ride vol.4
14, *41,854 390,882 Detective Conan vol.75
15, *41,006 *41,006 Oyasumi Punpun vol.10
16, *40,413 170,168 Hajime no Ippo vol.99
17, *39,899 895,767 Hunter x Hunter vol.30
18, *37,314 *37,314 Fate/stay night vol.18
19, *36,731 *37,159 Cesare vol.9
20, *34,697 105,290 Jormungand vol.11

21, *34,197 *34,197 Maoyuu Maou Yuusha vol.3
22, *33,806 *34,087 Battle Angel Alita: Last Order vol.17
23, *33,600 581,641 Gin no Saji vol.1
24, *32,670 *32,670 Nagato Yuki-chan no Shoushitsu vol.4
25, *32,535 549,893 Gin no Saji vol.2
26, *32,121 *76,006 Oresama Teacher vol.13
27, *31,784 *48,466 Nagasarete Airantou vol.20
28, *30,433 *50,102 Tasogare Otome x Amnesia vol.7
29, *30,100 *63,073 Liselotte to Majo no Mori vol.1
30, *29,782 131,201 Magi vol.12

Light Novels
*1, 39,429 *41,613 Mayo Chiki! vol.11
*2, 26,761 *28,425 Madan no Oh to Vanadis vol.4
*3, 21,961 *23,328 Seikoku no Dragonar vol.8
*4, 20,794 *22,179 Kikou Shoujo wa Kizutsukanai vol.8
*5, 14,509 101,357 Hyouka
*6, 14,159 191,879 Bokura ga Ita
*7, 14,102 181,255 Ore no Imouto ga Konnani Kawaii Wake ga Nai vol.10
*8, 13,063 *13,063 Bakemonogatari Audio Commentary book vol.1
*9, 11,895 724,227 Biblia Koshoten no Jikentecho vol.1
10, 11,811 *33,541 Chrome Shelled Regios vol.20
11, 10,808 *51,570 Highschool DxD vol.12
12, 10,573 502,562 Biblia Koshoten no Jikentecho vol.2
13, 10,389 *45,325 JoJo's Bizarre Golden Sayings Part 1 - 3
14, 10,270 *10,270 Kore wa Zombie Desu ka? vol.10 with OVA
15, 10,079 *43,505 JoJo's Bizarre Golden Sayings Part 4 - 8

Source: Oricon Youtaiju