1. All appeals by the Defendants are dismissed.

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

3. The judgment of the court of first instance is ordered.

1. The reasoning of this part concerning the judgment on the claim against Defendant B is as stated in Paragraph 2 (No. 3) which is the corresponding part of the judgment of the court of first instance, and therefore, this part is cited in accordance with the main sentence of Article 420 of the Civil Procedure Act.

2. According to the above facts of recognition as to the claim against Defendant C, Defendant C, which guaranteed the obligation of KRW 30,000,000 for the borrowed amount of KRW 30,000,000 for Defendant C, is obligated to pay to the Plaintiff the interest rate of KRW 12% per annum from January 1, 2014 to April 7, 2016, which is the day following the date of delivery of a copy of the complaint of this case, and the delay damages calculated at 15% per annum as stipulated in the Act on Special Cases Concerning the Promotion, etc. of Legal Proceedings from the next day to the day of full payment.

3. Conclusion, the Plaintiff’s claim against the Defendants should be accepted on the grounds that all the claims are reasonable.

The judgment of the court of first instance is justified in its conclusion, and all appeals by the Defendants are dismissed as it is without merit. It is so decided as per Disposition by the assent of all participating Justices.