3 episodes
First episode: E1
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Quick answers about this series, release status, and episode totals.
When did 代号221 first air?
代号221 first aired on September 27, 2019.
How many seasons and episodes does 代号221 have?
代号221 currently has 1 season and 3 episodes.
When is the next episode of 代号221?
代号221 is ended, and no upcoming episode is currently scheduled.