1. All appeals filed by the Defendant (Counterclaim Plaintiff) against the instant principal lawsuit and counterclaim are dismissed.
2. The costs of appeal shall be the principal lawsuit.
The court's explanation on the instant case is identical to the reasoning of the judgment of the court of first instance, and thus cite it as it is by the main text of Article 420 of the Civil Procedure Act.
Therefore, the plaintiff's claim of this case is justified, and the defendant's claim of this case shall be dismissed as it is without merit. The judgment of the court of first instance is justified as it is in conclusion, and all appeals against the defendant's main claim and counterclaim are dismissed as it is so decided as per Disposition.