There were 2 tests conducted on plusoneservice.jp's availability in the 1 072 days after December 25, 2021. Plusoneservice.jp returned an http status code 200 during 1 out of all tests that were conducted, the last known uptime was on December 25, 2021. No cases of inaccessibility were found for plusoneservice.jp based on inspections conducted as of December 1, 2024. A recent error marked by code 500 on November 21, 2024, was the latest among the 1 responses that encountered errors. Plusoneservice.jp had an November 21, 2024, response time of 0.566 seconds, compared to its 1.998 seconds average.