階級制度 かいきゅうせいど Meanings Noun class system; caste system; hierarchical system Kanji 階 floor. Read as カイ. 級 grade. Read as キュウ. 制 control. Read as セイ. 度 degree. Read as ド. Example sentences 行政機関には非常に厳格な階級制度がある。There's a very rigid hierarchy in the Civil Service. Jinuma: Japanese Dictionary · Word lists