Examine source code of Japanimoo.com

{
  "theme": {
    "images": {
      "theme_frame": "Japanimoo_Head.png"
    },
    "colors": {
      "frame": "#4a4a4a",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Japanimoo.com",
  "manifest_version": 2,
  "description": "I created this persona from my website graphics. Enjoy!"
}