Building Layouts in Kabukicho

As we study diagrams to gain a better understanding of life in Kabukicho, one diagram in particular that seemed interesting to us was the layout of their buildings. Most of the buildings in Kabukicho follow this layout. Adult entertainment is commonly the most accessible, usually being on the first floor of the buildings while restaurants are above or below it.

What are the interactions of various people that navigate these buildings? Given the impact of the pandemic, what could they be in the future?