4 times the operability of jssm.jp was checked during the 2 084 day interval beginning on April 28, 2019. Throughout the entirety of tests, jssm.jp operated successfully 4 times, with the last uptime on July 26, 2019, returning a code 200. No instances of non-functionality were found for jssm.jp across all tests conducted as of January 10, 2025. According to all replies received as of January 10, 2025, there are no responses with an error status. On July 26, 2019, jssm.jp had a 2.003 seconds response time, differing from its 2.157 seconds average.