Kokyu (Koshi, 551 B.C. - 479 B.C.) was born in Lu at the end of the Zhou period when the merit system was widespread and public order based upon social status was beginning to collapse, and he advocated the reorganization of public order based upon social status and politics of humanity, ideally returning to the beginning of the Zhou period.
孔丘（孔子、紀元前551年‐紀元前479年）は実力主義が横行し身分制秩序が解体されつつあった周末、魯国に生まれ、周初への復古を理想として身分制秩序の再編と仁道政治を掲げた。