Examine source code of Wind field.

{
  "theme": {
    "images": {
      "theme_frame": "u2-630-kotoritati-tanosiku-kazefukusawayaka-nor-gaku.jpg"
    },
    "colors": {
      "frame": "#f7f7f4",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Wind field.",
  "manifest_version": 2,
  "description": "。。。。野原の風。。。。♪\nことりたち鳴く野のかぜよさわやかに～。\n♪～"
}