Taiwan Archival Information System was launched in 2008. It stores personal papers and collections, family and folk papers and institutional archives which have been collected by the Archives of ITH for more than 20 years. The stored items include land contracts, account books, correspondences, official documents, photographs, postcards, and maps. This database stores more than 130 record groups and around 120 thousand items, and the archives are continually increasing.
Usage:The online catalog is open to the public. The physical and digital archives are classified into three different levels: viewing and printing online, viewing and printing in the ITH Archives Reading Room, and viewing and transcribing in the ITH Archives Reading Room. Readers can access the digital images of “viewing and printing online” after registering an account with a valid e-mail. For detailed instruction, please refer to the manual. 
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This database was launched in 2009 by applying the techniques of Wiki platform. It includes the full-text and annotations of diaries which were published by the Institute of Taiwan History and other relevant institutions. There are 15 personal diaries (Lin Xian-tang, Huang Wang-cheng, Lu He-ruo, Den Kenjiro, Yang Ji-Zhen, Jian Ji, Chang Li-jun, Wu Xin-rong, Miyoshi Tokusaburou, Yang Shui-xin, Momiyama Ishu, Shao Yu-lin, Wu Song-qing, George Leslie Mackay, and the Diary of a Japanese Soldier Stationed in Taiwan) and one organizational journal (De Dagregisters van het Kasteel Zeelandia) open to the public so far. The whole content is composed of over 16 millions words and about 46,000 annotations. New diaries will be kept uploading in the future. The diaries are arranged in chronological order and the full-text search is available. Furthermore, readers can use time classification function to browse different authors’ diaries on the same day.
Usage:Readers can access this website after registering an account with a valid e-mail. 。
The new version of Taiwan Collectanea Search System has been revised in 2016. It collects Taiwan Collectanea which was edited and published by the Economic Research Office of Taiwan Bank from 1957 to 1972. It includes official records and individual discourse related to Taiwan since the Tang and Song dynasty. In addition, this database also contains the brief introduction of Taiwan Collectanea and Taiwan Prefecture Gazetteer edited by Jiang Yu-ying. There are 311 kinds of books and about 600 volumes with near 50 million words in the database.
Usage:The catalog and the full-text are open to the public. 。
This database was launched in 2011 with the contents of yearly personnel directory published by Taiwan Government-General (Taiwan Sotokufu) in the Japanese colonial period. It is a digital value-added system, containing the full-text of the personnel directory. Readers can browse the established time of each department and view the transfer of administrators through utilizing this website. This database contains 950 thousand names of the employees from 1896 to 1944. In addition, the staff’s department, name, position, salaries, ancestral registration, address, and so on were recorded in the personnel directory. The system is mainly used for browsing organizational structure, searching and exporting names, and viewing the personnel directory through an e-book mode. Hence, this database is a useful tool for investigating the records created in the Japanese colonial period.
Usage:The catalog and the full-text are open to the public. 。
This database was launched in 2021. It contains more than 200,000 records of application for passports by citizens in Taiwan for overseas travels between 1897 and 1942, and around 4,000 records of passports issued by the Japanese consulates in China from 1926 to 1944. These registries are first-hand historical records of overseas travels of Taiwanese during the Japanese colonial era.
Usage:The catalog and the full-text are open to the public and ITH Archives provides basic, advanced and extended search, post categorization, as well as passport browsing by piece and by year. Those interested in the original collections of the “Passport issuance and return registries of Government-General of Taiwan” are welcome to visit the ITH Reading Room during opening hours. 。