Astellas commits to disclose clinical trial information for Astellas-sponsored clinical trials. You can see that information in the following website.
To learn more about clinical trials in general, visit these helpful Web sites:
Japic Clinical Trials Information (Japanese)
(Clinical trials being conducted in Japan since April 2018)
In addition, if you are interested in viewing the results of an Astellas clinical trial, visit Astellas Clinical Trials Results