Examine source code of Akaikiri-hareru

{
  "theme": {
    "images": {
      "theme_frame": "0610-pink-moolnagare--igawakuan.jpg"
    },
    "colors": {
      "frame": "#f0e2e2",
      "tab_background_text": "#f5eded"
    }
  },
  "version": "2.0",
  "name": "Akaikiri-hareru",
  "manifest_version": 2,
  "description": "～晴れるときっと美しい。～Akaikiri-hareru\n\n0610-pink-moolnagare--igawakuan"
}