Within buke-kojitsu, there was practical kojitsu on kyuba (archery and horsemanship) and battle as well as kojitsu on ceremonies and manners for when in front of the bakufu (Japanese feudal government headed by a shogun) or one's lord, and while the former became perfunctory due to changes in military tactics, the latter blended with kuge kojitsu and spawned the Ogasawara school and Ise school.
武家故実の中でも弓馬や軍陣における実践的な故実と幕府や主君の前における儀礼や作法などの故実が存在したが、戦法の変化によって前者は形式的なものになったのに対して、後者は公家故実とも融合して、室町時代に小笠原流や伊勢流が生まれた。