Grandpa DangerGrandpa Danger.

Grandpa Danger (絶体絶命でんぢゃらすじーさん, Zettai Zetsumei: Denjarasu Jii-san; lit. 'Absolute Death: Dangerous Grandpa') is an adventure manga series by Kazutoshi Soyama first published by Shogakukan in CoroCoro Comic in October 2001. The series was adapted as a 51-episode anime broadcast on TV Tokyo from April 2004 to March 2005, which is licensed by Viz Media in North America as Grandpa Danger, and a series of video games. A second anime television series premiered on October 20, 2012.