Examine source code of Come around. .

{
  "theme": {
    "images": {
      "theme_frame": "0522---violkidou.jpg"
    },
    "colors": {
      "frame": "#cee3c7",
      "tab_background_text": "#fafafa"
    }
  },
  "version": "2.0",
  "name": "Come around. .",
  "manifest_version": 2,
  "description": "めぐりくるしあわせのあさ。。　\n\n\n\n0522---violkidoum●　"
}