1. Of the judgment of the court of first instance, the part against the plaintiffs, which orders payment below, shall be revoked.

Basic Facts

Before the change of the Japanese Savings Bank (hereinafter referred to as the " Japanese Savings Bank"): The Japanese Mutual Savings and Finance Company was established on June 22, 1968.

Before the change of the Jeju Savings Bank (hereinafter referred to as the "Seoul Savings Bank"): Japan was established in around 1992 for the Mutual Savings Bank, the Jeju Mutual Savings Bank, the Jeju Mutual Savings Bank, the Jeju Mutual Savings Bank, and the Jeju Mutual Savings Bank.

Plaintiff

A (hereinafter “Plaintiff 1”) entered the Japanese Savings Bank on April 7, 1990, and Plaintiff B (hereinafter “Plaintiff 2”) to the Japanese Savings Bank on February 24, 1992, and Plaintiff C (hereinafter “Plaintiff 3”) to the Japanese Savings Bank on July 1, 1996, and Plaintiff D (hereinafter “Plaintiff 4”) respectively entered the Japanese Savings Bank on May 2, 199.

The plaintiff 1 and 4 worked as the employee of the computer room of the Japanese Savings Bank, the plaintiff 2 as the employee of the computer room of the Japanese Savings Bank, and the plaintiff 3 as the employee of the general manager of the Japanese Savings Bank.

The Japanese Savings Bank acquired management rights by acquiring the entire shares (100%) of the Japanese Second Savings Bank on September 1999.

On September 27, 1999, the Japanese Savings Bank transferred computerized data of the Japanese Savings Bank to the computer room of the Japanese Savings Bank, and on September 27, 199, the Plaintiff 2, an employee of the Japanese Savings Bank, was changed to the Japanese Savings Bank (the retirement pay in KRW 20,576,829 at that time).

On April 3, 200, the Japanese Savings Bank transferred its physical facilities and human resources to a separate company to add a new business (system integration business) in addition to the existing business performance. On April 3, 2000, the name of the Japanese Capital Capital Co., Ltd. established by the large shareholder of the Japanese Savings Bank was changed from the financial company to the original capital system (hereinafter referred to as the “the Japanese Capital System”). The purpose of business was to change from the financial company to software development and sales business, the introduction and operation support of the computer system, and consulting.

And July 1, 200, including plaintiffs 1, 2, and 4.