 is a Japanese idiom which denotes a form of interpersonal communication through unspoken mutual understanding.  is a virtue of the capability of accepting death with composure. Cherry blossoms are a symbol of isagiyosa in the sense of embracing the transience of the world.  is a central idea in Japanese culture, meaning to acknowledge one's own mistake and to pledge improvement.  refers to the Japanese belief that mystical powers dwell in words and names.