21grams.jp underwent 1 uptime tests during the 255 day time frame starting on March 13, 2024. 21grams.jp's last known uptime on March 13, 2024, provided a code 200 response, operational 1 times during the course of all checks. Assessments conducted as of November 23, 2024, confirmed that 21grams.jp did not encounter any offline periods. Based on the replies, there were no indications of errors in any of the responses as of November 23, 2024. 0.059 seconds contrasted with the average 0.059 seconds response time of 21grams.jp on March 13, 2024.