{
  "game_id": 658,
  "wiki_id": "F50",
  "category": 6,
  "type": 1,
  "name": "潜水艦武装の強化",
  "detail": "「61cm三連装魚雷」を四つ廃棄、開発資材x120と「61cm四連装(酸素)魚雷」「九三式水中聴音機」各三つを準備せよ！　※任務達成後、用意した開発資材及び必要装備(低改修値のもの優先)は消費します。",
  "reward_fuel": 0,
  "reward_ammo": 100,
  "reward_steel": 0,
  "reward_bauxite": 0,
  "reward_other": [
    {
      "name": "後期型艦首魚雷(6門)",
      "category": "装備",
      "amount": 1
    }
  ],
  "prerequisite": [
    619,
    846
  ],
  "requirements": {
    "category": "equipexchange",
    "equipments": [
      {
        "name": "61cm四連装(酸素)魚雷",
        "amount": 3
      },
      {
        "name": "九三式水中聴音機",
        "amount": 3
      }
    ],
    "scraps": [
      {
        "name": "61cm三連装魚雷",
        "amount": 4
      }
    ],
    "consumptions": [
      {
        "name": "開発資材",
        "amount": 120
      }
    ]
  }
}