Amazon Japan has released the cover art for the fourth and fifth DVD volumes of the Artificial Humans & Cell arc. The fourth volume is set to be released 07 January  2011, with the next volume following a month later on 04 February 2011. Both are retailing for ¥2,940 (~$35), but you can pre-order them for a tad cheaper from most online retailers. These volumes will contain episodes 64-66 and 67-69, respectively, presented in 16:9 widescreen.