is a term referring to some sort of techniques for use in formal circumstances. The term itself translates literally to something like "honorable manner for indoors." Scholars dispute whether oshikiuchi is literally a set of manners or etiquette for use on formal occasions, or a set of martial arts techniques specialized for use in formal situations where the wearing of weapons is restricted, such as the palace of one's lord. Takeda Sokaku

Takeda Sokaku

was known as the founder of a school of jujutsu known as Daitō-ryū Aiki-jūjutsu.- Life :Born in the Aizu domain , Sōkaku grew up in a time of war and civil strife and was able to witness both first hand while still a young boy...

, the modern founder of Daitō-ryū Aiki-jūjutsu, claimed that it was a secret martial art passed down through members of his family in the Aizu

Aizu

is an area comprising the westernmost third of Fukushima Prefecture in Japan. The principal city of the area is Aizuwakamatsu.During the Edo period, Aizu was a feudal domain known as and part of Mutsu Province.-History:...

domain, and that he combined in some way with his family's martial arts, which he eventually taught publicly as Daito-ryu. Such a claim is supported by his descendants, but unverified.