The idea of a katana effortlessly cutting someone in half with a single strike is largely a myth and an exaggeration. While the katana is a sharp and formidable weapon, severing a human body in half with a single swing is highly unlikely and unrealistic.

Human bodies are complex structures with bones, muscles, and other resilient tissues that offer resistance to cutting. The human body is not a passive target and is not easily divided in such a manner.

While a well-crafted and sharp katana can cause severe injuries or even fatal wounds, cutting a person in half would require exceptional force, technique, and specific circumstances that are unlikely to occur in real combat situations.

It is important to separate fact from fiction and recognize that historical sword combat, including the use of a katana, involved a range of techniques, strategies, and factors such as skill, positioning, and the specific circumstances of the encounter.

If you are interested in learning about sword combat or martial arts involving bladed weapons, it is advisable to seek proper training from qualified instructors who can teach you the appropriate techniques, safety protocols, and the ethical aspects associated with the practice.

Always prioritize safety and follow the laws and regulations of your jurisdiction when considering the use of any weapon.