Slipping Over Time

(from ebookjapan):
When Toru Godaiji wakes up, he is in Tokiwaso in 1961! It seems that he is possessed by mangaka Shotaro Ishimori's assistant. Godaiji, who knows the "future," predicts that Ishimori will later draw "Cyborg 009" and that the troubled Fujio Akatsuka will succeed with his gag manga. He then slips through time and space to the year 1999 as predicted by Nostradamus, to the anime production site of "Astro Boy," and even to his own past......