In Japanese, Ko-ryū (古流) Kobudō (古武道) are normally treated as synonyms (for example,
All Japan Kendo Federation,
). But in English, the International
Hoplology Society makes a distinction between Ko-ryū and Kobudō concerned the origin and the difference between the ranking of priorities concerning combat, morals, discipline and/or aesthetic form.
Description of Koryū
The term Ko-ryū (古流) literally translates as "
ryū—school) or "traditional school". Koryū is also a general term for Japanese schools of martial arts that predate the
Meiji Restoration (1868) which sparked major socio-political changes and led to the
modernization of Japan.
The system of Koryū is considered in following priorities order: 1) combat, 2) discipline 3) morals.
Description of Kobudō
Kobudō (古武道) is a
Japanese term for a system that can be translated as
道(way) "old martial art"; the term appeared in the first half of the seventeenth century.
 Kobudō marks the beginning of the Tokugawa period (1603-1868) also called the Edo period, when the total power was consolidated by the ruling Tokugawa clan.
The system of kobudō is considered in following priorities order: 1) morals, 2) discipline 3) aesthetic form.