BESETO Express Ep11

Door
When Koreans talk about their house, they say, 'our house'. But Western people say 'my house'. The doors of houses of in the West are formal, each having their own locks. But in the East, every door is used to be barred, instead of being locked. That difference between doors of the West and East is easy to see. What else, then, makes the doors of the 3 Beseto countries, unique?