Karate is a martial art that originated in Okinawa, Japan and it is a system of codified practices and traditions of training for combat. Karate involves the use of various forms of unarmed combat, utilizing striking techniques (e.g. punches, kicks), grappling techniques, joint locks, takedowns, and throws.
Karate is considered a martial art and not a military science because it is primarily focused on personal development and self-defense, rather than the tactics and strategies used in warfare. Karate training typically includes techniques for striking, kicking, and blocking, as well as forms (kata) and sparring (kumite), and it also includes discipline, respect and physical fitness. While military science deals with tactics and strategies of warfare, and trains soldiers to fight in a battlefield. Karate techniques can easily be adapted to combat however the 1st and most important goal of Karate as a Budo is citizenship (respect or gratitude).
Karate is not necessarily considered a military science. Karate includes methods of physical and mental conditioning, such as kata (forms) and kumite (sparring). While military science is the study of the theory and practice of warfare, Karate is more focused on Budo and personal development for peaceful times, as well as sport and competition.
Military science is the study of the theory and practice of warfare, including topics such as strategy, tactics, logistics, and military organization. It is often studied by military officers and other professionals in the field as a way to improve their understanding of warfare and how to conduct it effectively.
Martial arts, on the other hand, are systems of codified practices and traditions of training for combat. They often involve the use of various forms of unarmed and armed combat, as well as methods of physical and mental conditioning. Martial arts are often studied for self-defense, physical fitness, and personal development, as well as for sport and competition.
In summary, Military science is the study of warfare and how to conduct it effectively, while martial arts are systems of codified practices and traditions of training for combat. They are relative and can be integrated however only when necessary.