There were 2 times that lumbar.jp's availability was tested during the 1 174 days from September 15, 2021. According to the code 200 response from the most recent test, which was carried out on August 6, 2024, lumbar.jp was online 2 times out of all checks. Throughout all checks conducted as of December 2, 2024, there were no periods of inactivity for lumbar.jp. As of December 2, 2024, all of the responses have been reported as error-free, according to the replies received. With a response time of 1.199 seconds on August 6, 2024, lumbar.jp has an average response time of 0.857 seconds.