Kaijuu Sekai Seifuku(2025)
Kaijuu Sekai Seifuku Synopsis
Following the chaotic and heartwarming daily lives of Kaijuu who have come to Earth to conquer the world and live with their human masters.
Kaijuu Sekai Seifuku (2025) is a animation series that premiered on April 5, 2025, spanning 1 season and 50 episodes. It stars Aoi Yuuki, Rina Kawaei, Sota Nakajima and Misato Fukuen. Viewers rate it 8.0 out of 10 across 1 ratings.
- First aired:
- 2025-04-05
- Last aired:
- 2026-03-21
Kaijuu Sekai Seifuku Cast & Crew
Main cast
Aoi Yuuki
as Mera / Gusuka / Aniki / Sugar / Narrator (voice)
Rina Kawaei
as Owner (voice)
Sota Nakajima
as Neighbor's Owner (voice)
Misato Fukuen
as Gaogao (voice)
Megumi Satou
as Garugaru (voice)
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Kaijuu Sekai Seifuku Reviews & Ratings
Average viewer score of 8.0/10 from 1 ratings.
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Kaijuu Sekai Seifuku – Frequently Asked Questions
Where can I stream Kaijuu Sekai Seifuku?
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Kaijuu Sekai Seifuku (2025) is available to stream on Amazon Prime Video, Hulu, U-NEXT, dAnime Amazon Channel, FOD Channel Amazon Channel, Amazon Prime Video with Ads and FOD, with episodes also available to buy from Amazon Video. Availability comes from JustWatch data and varies by country.
How many seasons of Kaijuu Sekai Seifuku are there?
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Kaijuu Sekai Seifuku has 1 season and 50 episodes in total, starting from its premiere on April 5, 2025.
Is Kaijuu Sekai Seifuku still running?
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Kaijuu Sekai Seifuku is currently listed as returning series, with the most recent episode airing on March 21, 2026.
Who is in the cast of Kaijuu Sekai Seifuku?
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Kaijuu Sekai Seifuku (2025) stars Aoi Yuuki, Rina Kawaei, Sota Nakajima, Misato Fukuen and Megumi Satou. The full cast list with character names is available in the cast section of this page.
Is Kaijuu Sekai Seifuku any good?
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Kaijuu Sekai Seifuku (2025) is rated 8.0 out of 10 from 1 viewer votes, and suits viewers who like animation series. Reviews from viewers are collected further down this page.