Dormitory pre-okmaba activities are carried out to introduce dormitories for new students who will live in dormitories, this activity is carried out for several days filled with activities. there are various competitions such as water relay, charades, water dance, cardboard relay, exit chair, and sarong relay. which is carried out for 3 days, then on Friday morning there is a group exercise. This introduction activity is also a period of introduction to the environment and activities while in the hostel.