Ministry of the Treasury (Ritsuryō)

Pre-modern Japan
Part of a series on the politics and government of Japan during the Nara and Heian periods
Daijō-kan (Council of State)
Chancellor / Chief Minister	Daijō-daijin
Minister of the Left	Sadaijin
Minister of the Right	Udaijin
Minister of the Center	Naidaijin
Major Counselor	Dainagon
Middle Counselor	Chūnagon
Minor Counselor	Shōnagon
Eight Ministries
Center	Nakatsukasa-shō
Ceremonial	Shikibu-shō
Civil Administration	Jibu-shō
Popular Affairs	Minbu-shō
Military	Hyōbu-shō
Justice	Gyōbu-shō
Treasury	Ōkura-shō
Imperial Household	Kunai-shō

The Ministry of the Treasury (大蔵省, Ōkura-shō^?) (lit. the department of the great treasury) was a division of the eighth-century Japanese government of the Imperial Court in Kyoto, instituted in the Asuka period and formalized during the Heian period. The Ministry was replaced in the Meiji period.

The nature of the ministry was modified in response to changing times. The ambit of the Ministry's activities encompasses, for example:

The duties, responsibilities and focus of the ministry evolved over time. It was established as part of the Taika Reforms and Ritsuryō laws. Since 1885, Ōkura-shō has been construed in reference to the Ministry of Finance, also called the Ōkura no Tsukasa.

The court included a ministry dealing with military affairs.

Amongst the significant daijō-kan officials serving in this ministry structure were: