This is the vast collection of documents left by Goto Shinpei (1857-1929), a bureaucrat and politician who was active from the Meiji era to the early Showa era.
Goto Shinpei played an active role in the administration of Japan's colonies, including serving as the Civil Administrator of the Taiwan Governor's Office and the first president of the Manchurian Railway Company. He also held important positions such as Minister of Communications, Minister of Internal Affairs, Minister of Foreign Affairs, Mayor of Tokyo, and President of the Imperial Reconstruction Agency.

"Mita Bungaku" was first published in 1910 under the leadership of Nagai Kaifu, who was then a senior professor at the Faculty of Literature, Keio University. This database digitized 397 volumes from its first issue to the end of the war. In order to compete with "Waseda Bungaku", which was a stronghold of naturalism, members of "Subaru", "Shin Shicho", etc. came together.

This is the database of materials holded by Kiichi Miyazawa (1919 - 2007), the 78th Prime Minister of Japan.
The collection covers the period when Miyazawa held important positions, and consists of original materials such as unpublished diaries and memos, diplomatic documents, ministry and party policy materials, and correspondence with key figures in Japan and abroad.

This is the online database of Yuho-Bunko Collection, which held by The Research Institute for Oriental Cultures Gakushuin University. It contains a large number of valuable materials on Korea during the colonial period. The collection includes memos, reports, and other internal documents left behind by bureaucrats and officials of the Governor-General's Office of Korea, which provide a glimpse into the actual state of colonial rule policies.

This database is a consultation manual that includes "Dictionary of Today's Diseases", which provides diagnosis and treatment methods for 3,000 diseases, and "Dictionary of Today's Questionnaire/Diagnosis", which provides approaches to diagnosing 700 symptoms and findings. It also provides information on all prescription drugs (12,000 drugs).

Kanji Character-Japanese Dictionary (大漢和辞典), published by Taishukan Shoten, is a Chinese/Japanese dictionary containing 50,000 parent characters and 530,000 idioms, based on research from ancient and modern dictionaries and literature.
On-board 14 volumes (volumes 1-12, "addenda" to index volumes, and supplementary volumes)
Not only can you search by directly inputting a kanji, but you can also use searches by radical, stroke count, and reading, as well as part searches, which are useful when you don't know the reading or radical.

The collection contains approximately 450 autographs of more than 60 modern literature writers from the Meiji period to the early postwar period, which are held by the Kyoshi Memorial Literature Museum.
Major authors included in the collection are Takahama Kyoshi, Natsume Soseki, Mori Ogai, Akutagawa Ryunosuke, Masaoka Shiki, Sato Haruo, Nagatsuka Setsu, etc. The contents include manuscripts, letters, and manuscripts of haiku meetings.
This is an essential collection of materials not only for modern literature, but also for the history of modern art and publishing culture.

From the vast collection of materials held by Sakae Wagatsuma (1897-1973), one of the leading postwar legal scholars, this collection covers the fields of constitutional law, the judicial system, civil law, civil procedure, land and house lease, and atomic energy. It is composed mainly of materials from the Legislative Council and study groups in which Wagatsuma participated, and is particularly rich in materials related to the revision of the Civil Code, judicial system reform, and the enactment of the Nuclear Damage Compensation Law.

This is the database of materials about diverse policies holded by Hiromi Arisawa, an economist who had a great influence on postwar economic policy.

This is the digital archive of "Nihon Shinrei" (first published in 1915 - discontinued in 1939, approximately 700 issues), an organ published by the Japanese Psychic Society.
Among the psychotherapy boom that swept through the late Meiji and Taisho eras, the society, founded in 1908, is known as the largest spiritual art organization that provides psychic treatment (psychotherapy) through its network of temples nationwide.