稲Rice. An annual plant of the grass family and the most important agricultural crop in Japan. It is a metaphor for humble things, as the ears droop when they bear fruit.
奈Red apple. The name of a fruit tree called "kara-nashi. A word expressing a question or antonym.
義Righteousness. The path that one should take as a human being. Meaning. Main idea. A kinship relationship formed by persons who are not related by blood. Instead of the real thing.