Here are the weekly DVD & CD rankings for March 28th - April 3rd.

DVD
*1, 7,794 7,794 IS: Infinite Stratos vol.1 DVD ver.
*2, 7,436 7,436 Manga Nihon Mukashi Banashi DVD Box vol.1
*3, 6,581 6,581 Hetalia World Series vol.5 Limited Edition
*4, 5,512 5,512 Manga Nihon Mukashi Banashi DVD Box vol.2
*5, 2,727 2,727 Baka to Test to Shoukanjuu: Matsuri vol.2 DVD ver.
*6, 2,062 2,062 Freezing vol.1 DVD ver.

Blu-ray
*1, 22,000 22,000 IS: Infinite Stratos vol.1

Single CD
*8, 3,785 143,857 Nintama Rantarou Movie: Ninjutsu Gakuen Zenin Shutsudou! no Dan "Yumetamago"
14, 2,468 102,302 Beelzebub "Answer"
15, 2,417 **2,417 PSP game Hetalia Portable OP & ED
16, 2,366 *56,232 Mahou Shoujo Madoka★Magica "Connect"
27, 1,640 **5,574 One Piece 3D: Mugiwara Chase "Break into the Light ~Yakusoku no Boshi~"
28, 1,629 *37,582 Mahou Shoujo Madoka★Magica "Magia"
32, 1,481 *14,919 Gintama "Sakurane"
33, 1,474 *13,014 Suite Precure♪ "LaLaLa Suite Precure" & "Wonderful Powerful Music!!"
39, 1,262 *25,451 IS: Infinite Stratos"Super∞Stream"
44, 1,108 *12,014 Star Driver: Kagayaki no Takuto "Shining☆Star"
Album CD
*5, 10,472 58,953 Bakemonogatari etc. "Today is A Beautiful Day" by supercell
*4, *7,438 75,574 Macross Frontier: Sayonara no Tsubasa "netabare album ~ the end of triangle"
18, *4,401 25,746 Otome Youkai Zakuro etc. "Spring is here" by sphere
21, *3,894 16,547 Megpoid "EXIT TUNES Presents GUMism"
40, *1,728 *8,515 Level E etc. "Circus" by Kuriyama Chiaki
46, *1,599 *5,978 Inazuma Eleven Song Collection vol.1
48, *1,540 67,136 Hatsune Miku "EXIT TUNES Presents Vocalonexus"

Sources: Oricon Youtaiju, Mainichi