The Eisei-Bunko (Eisei Archive) is a collection of important art objects acquired and passed down in the Hosokawa family, a daimyō of 540 thousand-goku (one of the five top daimyōs) in Higo, the present day Kumamoto in Kyushu.
The collection has been in existence since the Nanboku-chō Era or the 14th century and is noted for possessing close to 112 thousands objects.
Currently the display at the museum is rearranged three times a year at which occasion special events are organized for its members.
and approximately 6,000 objects of art, including crafts, modern paintings and sculptures acquired here and abroad[citation needed].
The archive materials have been placed in the care of Kumamoto University for analysis while art objects are being exhibited at the museum in parts as they are catalogued.