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Tonight
What to watch
What's new
Top charts
Top TV shows
Top movies
Best episodes
Top seasons
Most loved
Watch guides
Best shows of 2026
Best movies of 2026
Underrated shows
Underrated movies
Compare
Compare shows
Compare movies
Upcoming & new
Upcoming TV
Upcoming movies
New on streaming
Renewals & dates
Find your next watch
What to watch
Get a recommendation
Watch orders
Browse everything
Cast of
Humanity Has Declined
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Cast
Main cast
Mai Nakahara
as Watashi (voice)
Jun Fukuyama
as Joshu-san (voice)
Unsho Ishizuka
as Sofu (voice)
Miyuki Sawashiro
as Y (voice)
Yumiko Kobayashi
as Yousei-san (voice)
Crew
M
Motohiro Kunishige
Director of Photography
12 eps
Kow Otani
Original Music Composer
12 eps
Y
Yoshifumi Sasahara
Director
1 ep
D
Daisuke Kurose
Director
1 ep
