Japan Center for Asian Historical Records

Search by KeywordSearch the documents by entering keyword.
Search by CategoryThis is the dictionary data in which the keyword searched for appears. Click on the place name, personal name, or event category to navigate to the keyword pertaining to the search.
Alphabetical Index SearchThis is the dictionary data in which the keyword searched for appears. Click on the alphabetical index to navigate to the keyword pertaining to the search.
Search by Reference CodeSearch the documents by entering reference code. You can directly access to specific documents you have already identified.
Cross SearchComprehensively search Asia historical documents of JACAR, NAJ Digital Archive, and databases of other institutions.
JACAR Dictionary SearchImprove results by using keywords (i.e., terms in use when the documents were originally created) when searching the JACAR Dictionary.

11. Cross Search screen

With Cross Search, you can search across documents collections outside of the National Archives of Japan database.

Advanced SearchClick to move to the Advanced Search screen.
KeywordEnter a keyword for search.
SearchRun the search.
ResetClears the entered keyword.
Save PreferencesSaves displayed settings for future usage on the search screen.
　Items can be saved as follows.
- Select the state of the group set
- Display of the group, the non- display
- Select the state of the database

DatabaseIf you check the database you want to search, you can search it.

①All Databases	Put a check in the box of a database to search within it.
②Group name	Displays the group name of databases. For the databases included in the group, put a check in the corresponding box. Uncheck databases by clicking on their respective boxes a second time.
③Name of Database	Displays the name of databases. ※Databases checked off will be searched.

In the Advanced Search, you can search by specifying in detail search criteria.

Items for SearchSpecify items for searching to refine results as follows.

UpdateYou can click to update the database for a display screen showing the number of search hits. If the search results have been shown in full, this button does not appear.
Summary ListClick to move the search results list screen.
Search results of each databaseSearch results for each database are displayed.
　The number of results in a search are shown.

Modify target databaseClick to leave the search screen with search keywords.
Item for searchSpecify the search keyword and you can search again.
Page numberClick to display the selected page.
Results per pageIt is possible to change the display number of search results that are displayed.
　By clicking “change” you can designate the number of research results you want to display from a pull-down menu.

Search result listSearch results on the list, you will see the following content.

No.	Indicates the record number among search results.
Summary	A Summary of records with "title", "identifier", and "subject".
Database Name	Displays the name of a database.