1. All appeals filed by the plaintiffs are dismissed.

2. The costs of appeal are assessed against the Plaintiffs.

The purport of the claim and appeal is the purport of the appeal.

1. The grounds for appeal by the plaintiffs citing the judgment of the court of first instance are not significantly different from the allegations in the court of first instance, and even if the evidence submitted in the court of first instance shows each description of evidence Nos. 5 through 7 additionally submitted in the court of first instance, the fact-finding and judgment of the court of first instance are justified.

Therefore, the court's explanation on the instant case is identical to the reasoning of the judgment of the court of first instance, and thus, citing it as it is by the main text of Article 420 of the Civil Procedure Act.

2. In conclusion, the judgment of the court of first instance is justifiable. Thus, the plaintiffs' appeal is dismissed as it is without merit. It is so decided as per Disposition.