Generally, there will be several opposition defense notices depending on the number of opponents. You need to make a defense within 30 days after receiving the notice, and you can also state that supplementary evidence will be provided within 3 months. Since the grounds for objection raised by each opponent may be different, responses need to be made one by one. If you do not file a plea, the case will proceed as normal, but to your disadvantage. Therefore, we must actively respond to the defense