1. All appeals filed by the Plaintiff (Counterclaim Defendant) against the instant principal lawsuit and counterclaim are dismissed.

2. The costs of appeal shall be the principal lawsuit.

1. The court's explanation concerning this case is identical to the reasoning of the judgment of the court of first instance. Thus, the court's explanation of this case is citing it by the main sentence of Article 420 of the Civil Procedure Act.

2. In conclusion, the plaintiff's principal lawsuit and the defendant's counterclaim are accepted within the scope of each above recognition, and the remaining principal lawsuit and the remaining counterclaim are dismissed as they are without merit. The judgment of the court of first instance is just as it is concluded. Thus, the plaintiff's appeal as to the principal lawsuit and counterclaim in this case is dismissed as it is without merit. It is so decided as per Disposition.