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.
The reasoning of this court's judgment is the same as that of the judgment of the court of first instance, and it is also accepted by the main text of Article 420 of the Civil Procedure Act
Therefore, the judgment of the first instance court is just and without merit, and all appeals by the plaintiffs are dismissed. It is so decided as per Disposition.