||Catalogue database of holding materials
||Catalogue database of the Institute's library materials, including photographic reproductions, and the Shahon (hand-copied materials)
||Catalogue database of the Komonjos
||Catalogue database of the Komonjo (old documents) as holding the Eishabon ( calligraphic reproductions) from the Ancient to the Medieval period.
||Catalogue database of the Dai Nihon Shiryo
||Cross-reference database for the Dai Nihon Shiryo (Chronological Source Books of Japanese History).
||Summary database of the Dai Nihon Shiryo and the Shiryo Soran
||Summary database of the Dai Nihon Shiryo and the Shiryo Soran from the Ancient to the Edo periods.
||Summary database of early modern chronological documents
||Summary database of major events in the Edo period which selected from the collection early modern chronological materials.
||Summary database of the Ishin Shiryo
||Summary database of the Ishin Shiryo Koyo and Fukkoki series from Bakumatsu to the Meiji Restoration.
||For supporting database of publishing early modern chronological materials
||Content and index database of all of publications by the Early Modern Material Department of the Institute.
||Catalogue database of visual depictions
||Visual depictions database of objects and events concerned Japanese history and culture with name, explanation and references.
||Location-information database of portraits
||Location-information database of portraits which appear in the official local histories and illustrated catalogues.
||Database of portrait reproductions
||Database of portrait reproductions (The Mohon) are held in the Institute's library.
||Database of the Shoen ezu
||Database of the Shoen ezu (estate maps) reproductions are held in the Institute's library.
||Database of the Surimono
||Catalogue database including location-information of the Surimono (printed materials) from Bakumatsu to the Meiji Restoration.
||Database of the Nishikie
||Catalogue database including location-information of the Nishikie (woodblock prints) from Bakumatsu to the Meiji Restoration.
||Database of old photographs
||Database of old photographs (The Koshashin) of people from Bakumatsu to the Meiji Restoration.
||The Kokiroku full-text database
||Full-text database of Kokiroku collected in the Dai Nihon Kokiroku (Old Diaries of Japan) series.
||The Komonjo full-text database
||Full-text database of Komonjo collected in the Dai Nihon Komonjo(Old Documents of Japan) series.
||The Nara Period Komonjo full -text database
||Full-text database of Komonjo collected from 702 to 780.
||The Heian Ibun full-text database
||Full-text database of documents collected in the Heian Ibun series.
||The Kamakura Ibun full-text database
||Full-text database of documents collected in the Kamakura Ibun series.
||Index database of the Dai Nihon Shiryo
||Personal name-index database of the Dai Nihon Shiryo series.
||Personal name-index database of Medieval diaries
||Personal names-index database that peoples appeared in the diaries from Kamakura to Muromachi era.
||Database of Kao Cards
||Database of Kao (monogram) cards used for publishing the Kao Kagami (Monograms).
||Database of Kuzushi Ji
||Database of Kuzushi Ji (cursive characters) including reading data and radical data.