It was installed in Jungmun,
which goes to the veranda.
It was a three-kan folding door.​

It's painted white to give you a sense of
unity with the surroundings.

Folding doors are more likely
than normal doors.
In this way of interior design,
It's so much prettier, including the house.
Many people are asking for construction at cafes and restaurants.​

Also, space utilization, wind insulation,
sound insulation, etc.
The folding door also has a great function.