The Arizona Diamondbacks have agreed to a two-year, $6 million deal with Japanese reliever Yoshihisa Hirano.

Hirano, 34, had 29 saves this season for the Orix Buffaloes of Japan's Pacific League. He spent his entire 11-year career with the Buffaloes, recording a 48-69 record with a 3.10 ERA in 68 starts and 481 relief appearances.