12 episodes
First episode: E1
Dia Horizon
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Quick answers about this series, release status, and episode totals.
When did Dia Horizon first air?
Dia Horizon first aired on October 10, 2017.
How many seasons and episodes does Dia Horizon have?
Dia Horizon currently has 1 season and 12 episodes.
When is the next episode of Dia Horizon?
Dia Horizon is ended, and no upcoming episode is currently scheduled.