As a player from Argentina, Hachiro Oka participates in Age of Empires II. Hachiro Oka has played a total of 20 matches in Age of Empires II. The majority of Hachiro Oka's matches are in the ranked random map team mode.

Hachiro Oka's highest rating is 1050 in the RM 1v1 ladder. The RM Team win rate for Hachiro Oka is 20.0% in 10 games.