For unexpected disasters, if it is a known disaster, it will be possible to take a disaster case study, and if you judge the conditions to increase the probability of survival and act, you will be able to respond to the disaster. On the other hand, since an unknown disaster is experienced for the first time, it is difficult to objectively grasp the cause of the disaster and what is happening. These are uneasy feelings because there are too many things that are unknown to unknown disaster events. In addition, new obstacles appear one after another, affecting the psychological aspect of people and becoming unstable, and various new obstacles occurring in front of us overlap and the situation that cannot be dealt with continues, so it becomes a hurried situation and correct judgment You will be in a situation where you cannot act. It is important to stabilize the psychological aspect so as not to fall into such a situation. In order not to fall into a state of psychological instability, it is necessary to switch the concept of unknown vs. known, and at the same time, sometimes utilize the intuition of human beings to avoid a crisis situation. Intuition promotes judgment and reduces the probability that life will be in danger. In particular, it is important to improve intuition and intuition in order to respond to unknown disasters and obstacles.