In NILS, only holidays of high importance among the Philippine holidays are considered as closed days.
The Filipino accent can be said to be a level not to worry much. Even in the United States there is an accent. The important thing is to be able to speak English which you can communicate.
Although security is bad compared with Japan, cebu is a tourist destination and the Philippine government is putting emphasis on security, so it is a very good public order compared with other cities. Cebu English Language School in Cebu City Center, "IT Park" NILS is in an environment where infrastructure development is in place.