{
  "schemaVersion": "1.0.0",
  "kind": "nandarona.asset-provenance",
  "releaseId": "youka@2.1.0",
  "rightsOwner": "nandarona",
  "review": {
    "status": "human-reviewed",
    "reviewedAt": "2026-07-30",
    "checks": [
      "identity",
      "family distinction",
      "state readability",
      "prohibited elements",
      "source path"
    ]
  },
  "referenceAsset": {
    "publicPath": "/characters/platform/kakera/youka.png",
    "repositorySource": "assets/characters/kakera/design/kakera-family-lineup-v1.png"
  },
  "expressionAsset": {
    "repositorySource": "assets/characters/kakera/design/youka-expressions-v1.png",
    "creationMethod": "OpenAI built-in ImageGen generation from the official Kakera reference crop, followed by human visual review",
    "promptContract": {
      "useCase": "stylized-concept",
      "requiredStates": [
        "idle",
        "open",
        "target",
        "pull",
        "contain",
        "release"
      ],
      "invariants": [
        "中空の菱形ゲート",
        "選択的な吸引孔",
        "preserve navy-ring eyes, mouthless identity, translucent faceted family material",
        "states must differ through structural action rather than recoloring"
      ],
      "avoid": [
        "柔らかな餅型へ丸めない",
        "色替えだけで別個体にしない",
        "人型の手足や口を追加しない",
        "extra characters",
        "watermark"
      ]
    }
  },
  "licenseScope": "Released artifacts are offered under CC BY 4.0; third-party rights and official endorsement are not granted."
}