1, lighting, even at a certain distance, lighting is not very good, and because the gap or passage in the middle is very narrow, nothing can be put down, which is a pure waste. In addition, the connection between the master room and the matching room may have some bad effects on the feng shui in the home, which is easy to form suffocation and affect people's health and personal development prospects.
Generally speaking, it is ok to leave no alley between the main room and the matching room, as long as you look comfortable. However, if you pay more attention to Feng Shui, or think the corridor is not beautiful, then you can choose to seal it up.