In the period of 936 days starting on May 3, 2022, analysis indicates fifteen.jp underwent 2 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. For 1 tests, fifteen.jp was unavailable, representing 50.00% of checks performed, with the latest instance on November 19, 2024. According to status reports, all responses obtained as of November 24, 2024, were free from error codes. While the average response time of fifteen.jp is 3.982 seconds, it was — seconds on November 19, 2024.