(2) On May 28, 2015, the Plaintiff extended the purport of the claim to claim KRW 50 million and its delay damages from the written application for amendment of the claim on May 28, 2015, and corrected the completion period of the period to which the rate of delay damages by 5% per annum is applied on the third party date to “the delivery date of the written application for amendment of the claim” from “the delivery date of the duplicate of the written complaint” to “the delivery date of the written application for amendment of the claim”).