Japan Digital Archives Center, or J-DAC, is a joint enterprise between MARUZEN-YUSHODO Company, Limited, Dai Nippon Printing Co., Ltd. Inspired by the insatiable curiosity of humanity that drives its everlasting pursuit for knowledge, the mission of J-DAC is to provide a multidisciplinary archival platform for researchers in the humanities and social sciences through the collection and consolidation of various cultural and historical records of Japan.

About J-DAC Japan Digital Archives Center

Political History of Japan / Legal History

It consists of a variety of materials, including reports on nuclear policy research conducted by the Internal Affairs Bureau, materials from research groups such as the Policy Science Research (PSR), and records of CIA (Central Intelligence Agency) training

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This database includes the Defense Agency Historical Materials, a group of materials collected for the compilation of the Defense Agency's history, and two personal documents “Kubo Papers” and “Ito Papers”.

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Fusae Ichikawa (1893-1981) led the women's suffrage movement in Japan before World War II, and after the war, she served five terms as a member of the House of Councillors for 25 years, leaving an unparalleled mark on the women's movement. This is an online version of a vast collection of original documents that were preserved by Ichikawa during the war and left at the Fusae Ichikawa Memorial Association Center for Women and Politics.

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Over 360 volumes of compilations and related materials, investigation documents, collected materials on war crimes trial material transferred from the Ministry of Justice to the National Archives.

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In addition to the contents of the microfilm and DVD editions, newly recorded materials cover the entire life of Shinpei Goto from his days in the Sanitation Bureau to his later years.

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Contains rare documents from the Korean Governor-General's Office to postwar repatriation and overseas assets, mainly from the "Yuho Bunko" collection.

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A vast collection of documents left by Kiichi Miyazawa, the 78th Prime Minister of Japan, including diplomatic documents, ministry and party internal documents, diaries, and letters.

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Contains materials of legal fields, political history, administrative history, nuclear energy policy, and family sociology that Sakae, one of the leading Japanese civil law scholars after the War, left behind.

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The minutes of the court martial of the February 26 Incident found at the Tokyo District Public Prosecutor's Office are recorded with detailed catalogs and explanations.

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Contains original materials related to postwar social and energy policy picked up from wide range of the primary historical materials left by Hiromi Arisawa.

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Contains more than 200 unpublished diaries, notebooks, and notebooks of Saburo Okita, an economist and economic bureaucrat who represents the postwar period.

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A huge group of documents left by the 66th Japanese prime minister Takeo Miki, including diplomatic documents, materials, diaries, notebooks, letters, etc

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A first-rate collection of historical resources focusing on the turbulent Showa years from pre-WWII to the 1960s and containing around 6000 pieces of primary material.

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A first-rate resource on Japanese political and diplomatic history of the 1970s left by Masayoshi Ohira (1910-1980), 68th and 69th Prime Minister of Japan.

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Primary documents from the highest level of government of the Sato Administration.This includes a number of documents classified Top Secret or higher.

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It complements the Kusuda Collection: Sato Eisaku Papers, published in 2016, and fill in the gaps in the archives of Japanese politics from the late 1970s to the early 1990s.

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Administrative History / Local Autonomy

Traces the footsteps of postwar administrative and fiscal reforms based on the basic principles of "from the public to the private sector" and "from the national government to the local governments," using documents from the second and third sessions of the Rincho and the first session of the Administrative Reform Commission.

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Demonstrates the history of local autonomy in Japan after the enforcement of the Local Autonomy Law

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Contains materials of about 800 research results from the establishment of the Goto-Yasuda Memorial Tokyo City Research Institute (former Tokyo Municipal Research Council) to 2017.

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Forty years of Japan Research Institute for Local Government (Chiho Jichi Sogo Kenkyusho/ ”Jichisoken” ) activity, now accessible in a single location.

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Economic & Business History of Japan

Database that contains statistical materials such as the "Agricultural Cooperative Directory" and "Management Analysis" published after the war in each prefecture, as well as the "Representative Meeting Materials" of agricultural cooperatives from all over the country.

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This is indispensable resource to know the modern Japanese industry and business history.

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A digital collection of annual reports and prospectus produced between early Meiji and late Showa(1877-1990).

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An enormous collection consisting of primary documents of industrial policy from prewar period.

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The most exhaustive statistical resources on the history of Japan between Meiji and Post-War showa(1873-1972).

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Socio-Cultural History

Database offering cross-sectional access to potentially around 430 popular entertainment / adult magazines published between the 1950s and 1970s.

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A rare bulletin that gathers various people from various fields of medicine, religion, thought, and literature with "spirit" as a node.

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Japanese Literature

A database for academic institutions to search and browse all volumes of Edogawa Rampo's handmade " Harimaze Nenpu " in a cross-sectional manner.

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Comprehensive database of material concerning Seishi Yokomizo (1902-1981), one of Japan's leading postwar mystery novelists, including writing in his own hand. Incomparable treasure trove of data for the study of modern Japanese literature, film, the media, and publishing history.

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Contains extremely valuable materials possessed in Kyoshi Memorial Museum such as handwritten manuscripts and letters by famous modern Japanese literary writers.

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An online database for literary magazine Mita Bungaku from 1910 to 1944. Indexed of articles and advertisements.

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Includes manuscripts and first publications by Dazai(1909-1948) along with personal diaries and notebooks from his school days.

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Sports

The online database contributes the study of sport and physical education, economics, management and business studies, law, sociology, engineering, education and medicine enables searches of around 900 issues of the journal and 100,000 headings.

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Rare Books and Old Materials

A greatest collection published during the Song and Yüan dynasties in China.

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