When did NHK Documentary Season 21 Episode 4 air?
NHK Documentary Season 21 Episode 4 aired on February 24, 2019.


Hard-hitting documentary series that takes an in-depth look at some of the political, economic, and social challenges that Japan and our world is facing.

In Tokyo, there are unapproachable "lost islands" where unspoiled environs cradle rich wildlife. Sofugan is a 100-meter-high solitary rock pillar standing in the ocean 650km south of the capital city's center. Remote and difficult to access, it had never been explored in detail. A group of scientists and engineers set out on a two-year survey. This program records their journey, along with the creatures they discover - from unusual species amongst the rugged rocks to mysterious marine life in the surrounding deep sea.
Direct answers for episode-level questions and details.
NHK Documentary Season 21 Episode 4 aired on February 24, 2019.
This episode runs for approximately 50 minutes.
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