UMIN臨床試験登録システム UMIN Clinical Trials Registry（UMIN-CTR）From here you can download daily snapshot of current public entries from UMIN-CTR database.
To avoid high load to the server, please use this data instead of downloading many entries programmatically.
File format is comma-separated-value text file. Text encoding is UTF-8, and line separator is LF(unix type). Files are updated every day at 1:00 AM(JST).
For example, you can load the data into the R statistical software environment by following code:
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> library(readr)
> read_csv("https://upload.umin.ac.jp/ctr_csv/ctr_data_j.csv.gz")
English version is a subset of the database, which has English field only. Japanese version has whole data.
The following Terms and Conditions apply for use of the UMIN-CTR data. Downloading the UMIN-CTR data indicates your acceptance of the following Terms and Conditions. These Terms and Conditions apply to all data obtained from the UMIN-CTR, independent of format and method of acquisition.
The University Hospital Medical Information Network (UMIN) has developed the UMIN-CTR database to provide patients, family members and members of the public current information about clinical research studies. The UMIN-CTR database contains summary information about clinical studies being conducted throughout the Japan and in many countries throughout the world. This data is provided to the UMIN by clinical researchers who sponsor and implement the studies. UMIN-CTR is updated daily.
Trial data posted on this database are not endorsed by UMIN, but are provided as a service to our users. In no event shall the University Hospital Medical Information Network be liable for any damages arising from the use of the data in the UMIN-CTR database. None of the information obtained through use of the database should in any way be used in clinical care without consulting a physician or licensed health professional. UMIN is not responsible for the accuracy, completeness and/or use made of the content displayed for any trial record.
a. Neither the UMIN, nor any of its data providers, make any warranties, expressed or implied, with respect to data contained in the database, and, furthermore, assume no liability for any party's use, or the results of such use, of any part of the database.
b. In any publication or distribution of these data
(1) you should, to the extent possible and appropriate, attribute the source of the data as UMIN-CTR;
(2) you should update the data such that they are current at all times;
(3) you should clearly display the date the data were processed by UMIN-CTR;
(4) you should state any modifications made to the content of the data, along with a complete description of the modifications.
c. You shall not assert any proprietary rights to any portion of the UMIN-CTR database.
d. You shall not use information extracted from the UMIN-CTR database for marketing, promotional or commercial purposes.
These terms and conditions are in effect as long as the user retains any of the data obtained from the UMIN-CTR database.
Downloading the UMIN-CTR data indicates your acceptance of the Terms and Conditions above.
Q: The terms and conditions says that anyone cannot use information extracted from the UMIN-CTR database for marketing, promotional or commercial purposes. How about the usage of …..?
A: For instance, you can develop and sell software or service to process the UMIN-CTR data. But you cannot redistribute UMIN-CTR dataset. Users of these software must download UMIN-CTR dataset by themselves, then use the software to process the dataset. Also you cannot build any commercial web service, that displays information extracted from UMIN-CTR dataset. In other words, your service or software cannot download the UMIN-CTR dataset or web page on the behalf of users. If your software or service searches UMIN dataset internally, then displays only hyperlink to UMIN-CTR pages instead of displaying contents of our database, it is OK.
If you find issues on this data, please contact us via inquiry form.