4 times the operability of bui.jp was checked during the 2 130 day interval beginning on January 29, 2019. Of the total tests, bui.jp was accessible 2 times, the most recent uptime occurred on September 4, 2021, and returned a code 200. Of all occasions bui.jp was evaluated, 50.00% resulted in downtime, totaling 2 incidents, with February 19, 2021, being the most recent occurrence. The results of the responses received as of November 29, 2024, showed that none of the replies had an error status. Although bui.jp responded in 0.574 seconds on September 4, 2021, records show that it took an average of 2.822 seconds to reply.