The Chamber of Elders (元老院) was a national assembly in early Meiji Japan, established after the Osaka Conference of 1875. It is also referred to as the Senate of Japan, being the word used to describe the Roman Senate, and other western legislatures named after it. The Freedom and People's Rights Movement and liberals among the Meiji oligarchy had withdrawn from the Meiji government over their efforts to establish a national assembly with increased representative democracy. The Osaka Conference of 1875 attempted to address this issue by the establishment of the, a national assembly whose members (theoretically appointed directly by the Emperor) were drawn from the peerage, upper ranks of the bureaucracy and various scholars. The was only quasi-legislative, in that it had the power to review proposed legislation and make recommendations, but did not have the power to actually initiate any legislation. As an assembly, it replaced the Chamber of the Left (左院). In 1876, the was given the task of drafting a constitution for Japan, which it completed in 1880, only to have the draft rejected by Itō Hirobumi and Iwakura Tomomi as being too liberal. The was replaced by the Imperial Diet in 1890. The should not be confused with the, or elder statesmen. Most of the were members of the, but not all members of the were.

Chairman of the Genrōin