A set of Natsume's Book of Friends' fresh anime mobile wallpapers are shared with everyone. Wallpaper size: 1080x1920. Natsume Takashi, a boy who has been able to see monsters since he was a child, inherited the legacy of his grandmother Reiko, “Book of Friends”, and together with the cat teacher who claimed to be a bodyguard, began toReturn the name to the monster trapped in the friend's tent.