Keroro and Dororo narrate the preview for the next episode about Dororo's name. And also, Keroro gave Dororo a new name "Doroemon", which is a parody name of the Japanese popural series Doraemon, even Dororo says Nobita's name as well.
When Natsumi is asking Fuyuku how Dino survive before she was not quite sure enough to understand Fuyuki's question, Natsumi's eyes got 2 eyeslashes directed on right for some reason, and they're black and bigger than ever. This error is still presnt on Japanese DVD releases. But on DVD releases only in Taiwan, this error was corrected and replaced with the polka dots eyes instead.