- November 16 2011: New single 「Future Diver」 which is a dream team collaboration featuring 畑亜貴 (lyrics), 小池雅也-兄い (composer) and crazy mofo 前山田健一 aka Hyadain (arranger)
- December 14 2011: First full-length album 「ねぇきいて？宇宙を救うのは、きっとお寿司・・・ではなく、でんぱ組.inc！」 which includes 8 tracks total.
- December 25 2011: First "one-man" X-mas concert, also final 跡部みぅ performance as she "graduates" from the quintet and the group continues as a quartet into 2012.
The regular edition is priced at 2400円. Then the limited edition is 2800円 and also includes a DVD with the above video and some extra footage, as well as a trading card. Finally, the ULTRA-limited edition is priced at a steep 10000円 but includes a DearGirl photobook, a binder for trading cards, a notepad, a pen light, a hand towel and a pin badge! It comes delightfully packaged in the sushi box pictured on right.