Host club signboard violates at least dozens of metropolitan ordinances; Metropolitan Police Department guidance. Photos of hosts with top sales are often used on billboards, and there are cases where hosts encourage customers to place expensive orders by saying things like "I want to be on the billboard" The Metropolitan Police department is working with Shinjuku Ward to provide guidance.

At a host club in Kabukicho, Tokyo, troubles related to ``accounts receivable'', in which hosts pay for expensive meals and drinks, have become a problem.