Sendo Kazuki, failed the entrance exam for the art college he was applying to, His childhood friend, Kuhonbutsu Taishi forced Kazuki to enter the doujin (private publishing) world. (Source: AnimeNfo)

The story is about a 9-year old boy named Wataru Ikusabe that is magically transported to a magical realm of the gods called Soukaizan which he is supposed to save. In his quest to save the realm, he manages to transform a clay sculpture into a somewhat autonomous (small) Super Robot. (Source: Wikipedia)

The third series, The Last Train is set with 26 stories during a bizarre train ride that Gregory embarks upon. (Source: AniDB)

The Christmas Special aired in December 2000 and featured Piyoko again attempting to capture Dejiko by inviting all the characters on a cruise.