You can search statistical data on every fields by prefecture, which you have to  group together from huge collection of books and microfilms without this database.
For example, you can easily get the data like following:

- Transition of rice production by prefecture in Meiji period
- Number of teachers of a certain prefecture by sex and age in prewar period

[Contents]
0.9 million images, 1.5 million records of Prefectural Documents on Statistics (1873-1972)
 

Science online is the E-journal collections produced by AAAS(American Association for the Advancement of Science).

ACS Publications is the E-journal platform of American Chemical Society.

SpringerLink is the E-journal and E-book collections produced by Springer Nature.

Platform name changed from Springer Link to Springer Nature Link (October,2024)

Taylor & Francis Online is the ejournal platform which is provided by Taylor & Francis Group.

■Available Titles
Science & Technology Collection 3 disciplines (Chemistry, Physics, Mathematics & Statistics)
Ejournal Backfiles of 124 titles (before 1996)

Title List→ＰＤＦ

A fulltext database of medical journals published in Japan.

JAPAN COMPANY HANDBOOK is the basic company information magazine for job hunting. The first issue was published in 1936. This handbook can be used for comparing various type of industries and companies.

Available from 1936 issue 1 to 2016 issue 4.

This is the ebooks and ejournals platform of American Mathematical Society. (Subscribed titles are only available.)

Early English Books Online (EEBO) now contains page images of virtually every work printed in England, Ireland, Scotland, Wales and British North America and works in English printed elsewhere from 1473-1700.
This incomparable collection contains more than 130,000 titles and more than 17 million scanned pages.

Visible Body is the online application about anatomy, physiology, muscle, skeleton and circulatory organ. This product includes dialogue, 3D model, animation and exams.

Details: https://go.visiblebody.com/wk-vb-products