The essentioal tool for any study of business, economic or industrial history.
You can overlook business activities of Japanese companies from Meiji to Showa period.

【Financial Reports】
9,000 companies / 160,000 records
Financial reports covering the period from Meiji to the 1950 Commercial Code amendments

【Prospectuses】
2,000 companies / 4,700 records
Most are from the 1940s and early 1950s, but also include prewar company prospectuses.

J-GLOBAL is a project to connect an array of information, including information on research pappers and patents, analyze and visualize such information and provide knowledge that can help the national government and private companies in the decision-making to develop policies and strategies.

Online catalog of Fukuoka Prefectural Library.

Fukuoka Libraries Federated Search.

Search service of judgments of the Supreme Court of Japan.

Cultural Heritage Online of Japan