Examine source code of Utau Kasane teto

{
  "theme": {
    "images": {
      "theme_frame": "KasaneTetoPatternBasebasecutfull.png"
    },
    "colors": {
      "frame": "#e3c5ed",
      "tab_background_text": "#34157d"
    }
  },
  "version": "2.0",
  "name": "Utau Kasane teto",
  "manifest_version": 2,
  "description": "I drew all the pictures and put them together in a Persona in Photoshop. They are very similar to the drawing style of \"Kasane Territoy: Its Teto's Turn Forever!\" PV\nSorry if the footer isn't too good \n\nKasane Teto Utau Vocaloid 重音テト"
}