We carried out maintenance to strengthen server security from 11:00 PM on October 21, 2026 to around 10:00 AM on October 22, 2026, Japan Standard Time (JST, UTC+9). The site was unavailable during this period. We apologize for any inconvenience this may have caused.
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Notice of Completed Maintenance
We carried out server maintenance for security purposes from October 21 to 22, 2026.
October 22, 20261 min read