The code of the samurai

CHU piety / devotion and obedience to parents and superiors
KOH loyalty / to prove merit / service
JIN compassion / benevolence / mercy - kindness to others
GI honour / righteousness / justice – to do the right thing
REI courtesy / etiquette – be respectful
CHI wisdom / intelligence – seek wisdom for the benefit of all
SHIN trust/ sincerity – have faith in your ability

Budo was developed from the arts that the samurai used so that it could be practiced and the ideas preserved when there was no longer the need for the samurai warriors. This later developed into the martial arts of today; Judo, Karate, Aikido and Kendo.