The fascination with bodily functions and their representation in art is not new. It echoes through various art forms and cultural practices worldwide, from the scatological verses of medieval European literature to the provocative performances of contemporary artists who challenge social norms.

: Involves the act of urination, which in certain contexts might be part of a fetishistic or BDSM scenario.

The study of extreme behaviors and their cultural contexts can provide insights into human psychology, societal norms, and the reasons behind the attraction to or participation in such activities.

Japan is known for its diverse and complex cultural practices, including various forms of artistic expression, entertainment, and interpersonal dynamics that might not be widely understood or accepted globally. Some of these practices may involve elements of BDSM (Bondage, Discipline, Dominance, Submission, Sadism, and Masochism) or role-playing that incorporate themes of power exchange, dominance, and submission.