E1
Big X Appears!
Where to watch
Not streaming yet
Coming soon
No streaming availability found for Big X anywhere yet.
Seasons & Episodes
E2
The Attack of V3
E3
Evacuation from the Fortress
E4
Showdown in the Desert
E5
The Crisis of Big X
E6
Slave Hunting
E7
Showdown at Death Lake
E8
The Black Aurora
E9
The Lion Empire
E10
Sun of the Devil
E11
Ocean's Grave
E12
Showdown with "Kaiser O"
E13
The Masked Man
E14
The Poisonous Gas Train
E15
Himmel, the Big Mysterious Bird
E16
The Spaceman Sunaruri
E17
The Weightless Line
E18
Mystery of the Dead Volcano
E19
The Spade Viking
E20
Showdown 20 vs. 21
E21
Run, Big X!
E22
Big Mad Fountain
E23
The Phantom Pirate Ship
E24
The Robot Bombing Order
E25
The King's Electricity Transmission Campaign
E26
The Ant Lion Campaign
E27
The Aerial City
E28
Big Dragon God vs. Big X
E29
The Antique Missile
E30
Target That Ear
E31
Rebellion of a Rubber Man
E32
The Sad Insect Doctor
E33
Salvage, the Vacuum Man
E34
The Metropolis Destruction Campaign
E35
The Robot Castle
E36
The Fire Horse
E37
The Secret Undersea Laboratory
E38
The Space Tiger
E39
The Light-Hearted Man
E40
From Rainbow Country
E41
Fountain of the Snowman
E42
Toward the Galaxy
E43
Dr. Pearl's Invention
E44
Planet Angel
E45
Nina in Crisis
E46
The Secret of St. Rosa
E47
The Secret of Spaceland
E48
Showdown at the Grand Glacier
E49
A Giant Jellyfish Appears
E50
The Great 3
E51
The Earth's 5th Ice Age
E52
The Magician of Samaringa
E53
The Stolen Experiment
E54
Zombie, the Human-Faced Beast
E55
The Miracle of the Coral Reef
E56
Hans' Revenge
E57
Black Cloud on the Amazon
E58
Showdown on the Moon
E59
The Final Showdown
Cast · Directed by Osamu Tezuka
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Big X — streaming FAQ
Which OTT platform streams Big X?
Big X isn't streaming anywhere in United States yet.
Is Big X on Netflix?
No, Big X is not on Netflix in United States as of August 2026.
Is Big X on Amazon Prime Video?
No, Big X isn't on Amazon Prime Video in United States right now.
Where can I watch Big X for free?
Big X isn't streaming in United States yet, so there's no way to watch it free at the moment.
How many seasons are in Big X?
Big X has 1 season in total (59 episodes). The series concluded in 1965.
Are all episodes of Big X out yet?
Yes — all 59 episodes across 1 season of Big X are out and available to stream.
Is there a Season 2 of Big X?
No — Big X ended after 1 season, so there is no Season 2.