In the period of 930 days starting on May 3, 2022, analysis indicates fifteen.jp underwent 1 accessibility tests. In the 1 out of all conducted checks, including the most recent one on May 3, 2022, which returned a code 200, fifteen.jp has been reachable. As of November 19, 2024, no downtime was noted for fifteen.jp for any of the inspections that were done. According to status reports, all responses obtained as of November 19, 2024, were free from error codes. While the average response time of fifteen.jp is 3.982 seconds, it was 3.982 seconds on May 3, 2022.