As manager As coach Hiromoto Okubo (大久保 博元, born February 1, 1967), nickname "Dave" is a former Nippon Professional Baseball catcher.

After playing, he turned to managing and coaching.

In 2015, Hiromoto was promoted from Rakuten's farm team manager to Tohoku Rakuten Golden Eagles full-time manager.

[1] In Kobe Earthquake Dream Match 1995, he played for the Foreign Dream with registered name "Dave" because without foreign player catcher.

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