Board Thread:Questions and Answers/@comment-2601:8D:8800:E23D:20FE:B2F4:B49C:7956-20171104160418/@comment-24356739-20171104162338

That's a smithing timer bug that never got fixed. It adds 1hour timer to the sword you smith, like how you got 4hour timer for Ookurikara (3hour timer) and 2:30hour timer for Kashuu (1:30hour timer).