You can watch the series on official streaming platforms like Crunchyroll or Hulu.
The "paper" suffix likely refers to (紙), which means "paper" in Japanese, though in the title of this series, Kami (神) refers to "Gods." Series Details KamitachiOtokoEp1HD23:47 Min
"Ryoma with the Slimes" (approximate length: 23:47 minutes). You can watch the series on official streaming
Kami-tachi ni Hirowareta Otoko (By the Grace of the Gods). which means "paper" in Japanese
The story follows Ryoma Takebayashi, who is reincarnated by three gods into a fantasy world where he spends three years living in a forest researching and taming various slimes.