6th Otakebi Album (６ｔｈ 雄叫びアルバム; 6th War Cry Album) is the sixth studio album by J-pop group Berryz Koubou. It was released on March 31, 2010 on the PICCOLO TOWN label, and peaked at #12 on the weekly Oricon chart. The album was released in two editions: a normal edition and a limited edition. The first pressing of the normal edition contained a bonus photocard, while the limited edition came with a sp ecial DVD containing two versions of the PV for "Tomodachi wa Tomodachi Nanda!", as well as additional footage. Both editions also contained a ticket to the album's release event. The album features seven of the group's previous singles, as well as five original tracks.