Here are the weekly CD & DVD Rankings for May 2nd - 8th.

Single CD
13, 6,190 17,831 Ano Hi Mita Hana no Namae wo Bokutachi wa Mada Shiranai "secret base ~Kimi ga Kureta Mono~"
21, 3,856 75,860 Dog Days "Scarlet Knight"
22, 3,617 13,146 Nichijou "Hyadain no KaKaKaTa☆Kataomoi-C"
23, 3,389 10,443 Denpa Onna to Seishun Otoko "OS-Uchujin"
24, 3,197 41,556 Toriko "Satisfaction"
27, 2,686 28,940 Toufu Kozou "Haruka"
30, 2,557 67,583 Mizuki Nana "Pop Master"
33, 2,258 66,500 Mahou Shoujo Madoka★Magica "Connect"
36, 1,986 21,139 Detective Conan "Tsukiyo no Itazura no Maho"
37, 1,943 *8,734 Steins;Gate "Hacking to the Gate"
43, 1,530 *1,530 Danball Senki "1 Dream"
46, 1,469 44,003 Mahou Shoujo Madoka★Magica "Magia"
47, 1,390 *7,709 Hanasaku Iroha "Hana no Iro"
52, 1,297 *3,770 Moshidora "Yume Note"

Album CD
18, 4,585 62,593 Sengoku Basara "Cloud Nine"
61, 1,789 89,459 Macross Frontier: Sayonara no Tsubasa "netabare album the end of triangle"
67, 1,690 18,741 Code Geass: Hangyaku no Lelouch etc. "FLOW Anime Best"
68, 1,662 71,836 Bakemonogatari etc. "Today Is A Beautiful Day" by Supercell

DVD
21, 3,234 19,368 Naruto: Shippuuden Movie 4 - The Lost Tower Limited Edition

Source: Oricon Youtaiju