With the progress of urbanization, however, the existence of Yukaku was acknowledged as a problem and some red-light districts were forced to move to the suburbs, etc. (e.g. Nezu Yukaku near the University of Tokyo was transferred to Susaki Paradise, Fukagawa)
ただし都市化の進展と共に、遊廓の存在が問題になり、郊外などへ移転させられる事例もあった（例：東京大学の近くにあった根津遊郭が深川の洲崎パラダイスに移転、など）