# 8.1 基本ルール

* **ランク区分**：S ＞ A ＞ B ＞ C ＞ D

* **評価軸**
  * 累積BIND件数
  * EVT発掘条件を満たしたユニーク店舗数
  * NFT保有状況（担保）
  * 決済データ自動連携（KYC含む）

* **昇格・降格**
  * 条件達成時は即時昇格
  * 条件未達時は即時降格（時間条件なし）
  * 出品中NFTは「保有扱い」。売却成立で条件不足になれば即降格

* **不正対策**
  * 過去30日間の行動を自動スキャン
  * 不正フラグ → 出金保留＋審査
  * 不正確定 → 資産没収・BAN・強制降格


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