1. First of all, Hainan is a big province, not only a coastal city, but also a large county and city with relatively no sea view. Moreover, Hainan's economic development is unbalanced, so you can find a cheap house. So, it depends on whether you want to go on holiday or make a living. Vacation suggests that you go to the travel website or real estate network to find housing. Making a living depends on your ability to work. Go to the recruitment website to see if there are any suitable positions. Maybe you can get food and shelter.
2, tsunami, not every day, but typhoon to worry about. Just pay attention to the weather forecast. When the typhoon comes, stay at home.
3, seascape and price are linked, it is best to go to the field to see, after all, insurance. Let me remind you that Hainan Province is very big, and there are all kinds of houses.