public void UseItem()
    {
        // キャラクターのアイテム数を減らす
        ((AllyStatus)baseStatus).SetItemNum(currentItem, ((AllyStatus)baseStatus).GetItemNum(currentItem) - 1);

        if (currentItem.GetItemType() == Item.Type.HPRecovery)
        {
            // 回復力
            var recoveryPoint = currentItem.GetAmount();
            targetCharacterBattleScript.SetHp(targetCharacterBattleScript.GetHp() + recoveryPoint);
            battleStatusScript.UpdateStatus(targetBaseStatus, BattleStatus.Status.HP, targetCharacterBattleScript.GetHp());
            battleManager.ShowMessage(currentTarget.name + "のHPを" + recoveryPoint + "回復した。");
        }
        else if (currentItem.GetItemType() == Item.Type.MPRecovery)
        {
            // 回復力
            var recoveryPoint = currentItem.GetAmount();
            targetCharacterBattleScript.SetMp(targetCharacterBattleScript.GetMp() + recoveryPoint);
            battleStatusScript.UpdateStatus(targetBaseStatus, BattleStatus.Status.MP, targetCharacterBattleScript.GetMp());
            battleManager.ShowMessage(currentTarget.name + "のMPを" + recoveryPoint + "回復した。");
        }
        else if (currentItem.GetItemType() == Item.Type.ParalyzeRecovery)
        {
            targetBaseStatus.SetParalyze(false);
            battleManager.ShowMessage(currentTarget.name + "の麻痺を消した。");
        }
        else if (currentItem.GetItemType() == Item.Type.PoisonRecovery)
        {
            targetBaseStatus.SetPoisonState(false);
            battleManager.ShowMessage(currentTarget.name + "の毒を消した。");
        }
        else if (currentItem.GetItemType() == Item.Type.SilentRecovery)
        {
            targetBaseStatus.SetSilence(false);
            battleManager.ShowMessage(currentTarget.name + "の沈黙を消した。");
        }

        // アイテム数が0になったらItemDictionaryからそのアイテムを削除
        if (((AllyStatus)baseStatus).GetItemNum(currentItem) == 0)
        {
            ((AllyStatus)baseStatus).GetItemDictionary().Remove(currentItem);
        }
    }