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BAKI-DOU: The Invincible Samurai (2026)
Season 1 • Episode 9 • Sea King Retsu
BAKI-DOU: The Invincible Samurai Season 1, Episode 9: Sea King Retsu
Barely standing after Musashi's barrage of brutal attacks, Retsu forces his broken body forward and adopts a familiar stance. Can he turn the tide? Watch BAKI-DOU: The Invincible Samurai Season 1, Episode 9 Sea King Retsu in HD free online. Enjoy high-quality streaming of BAKI-DOU: The Invincible Samurai Season 1, Episode 9 and share your thoughts in the comments below!
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Episodes
25 episodes
The Unstoppable Yawn
With the greatest father-son battle on earth concluded, Baki experiences overwhelming boredom. Meanwhile, Tokugawa advances his unprecedented experiment.
25 min
THE BEAT
As the other martial artists battle restlessness, Kaoru Hanayama asks Tokugawa for a favor. Deep underground, the cloning project enters its final phase.
26 min
The Countenance of Musashi
As Professor John accepts Sabuko's arcane methods against scientific reasoning, Hanayama gears up for an all-out fistfight with Yujiro on Tokyo's streets.
25 min
Boy
After facing Japan's greatest modern swordsman, the peerless Musashi Miyamoto demands the most skilled fighters in the country. Baki steps forward.
25 min
Otherworldly Strength
Baki unleashes his fastest strike — but the samurai is faster. Later, as Musashi roams the city, his actions catch the attention of other martial artists.
25 min
Real Sword
The first to move is Doppo Orochi. After a brief tussle, he asks Musashi to use a real blade. How will God's Hand fare against the sword saint's steel?
25 min
Feather
Sea King Retsu arrives to face Musashi and trains intensively under the watchful eye of Sea Emperor Kaku to master the secret technique: Xiaoli.
25 min
You Are Defeated!
The battle between kenpo master Retsu and sword master Musashi Miyamoto begins! While Retsu unleashes long-range weapon attacks, Musashi closes in!?
22 min
Sea King Retsu
Barely standing after Musashi's barrage of brutal attacks, Retsu forces his broken body forward and adopts a familiar stance. Can he turn the tide?
23 min
Sekigahara
The deathmatch between Retsu and Musashi comes to a devastatingly brutal conclusion. Baki visits Izo Motobe for guidance and flies into a rage.
25 min
Buddy
After defeating Japan's kendo champ, Musashi faces jujutsu master Goki Shibukawa, who greets the samurai with a firm handshake — and a punch to the face.
25 min
Tough Body
The strongest being on Earth clashes with the strongest samurai in history at the Tokugawa estate! Yujiro demands Musashi face him with two swords.
24 min
Practical Fighter
Jack Hammer arrives at the Tokugawa estate hoping to fight Musashi, but first must defeat Motobe, who's determined to be the next to take on the samurai.
25 min
Pickle
To prevent further chaos, Pickle is sedated and brought to the Skytree lab. Musashi shocks everyone by slapping the prehistoric man in the face.
25 min
Death Match
Tokugawa reunites Musashi with his legendary blade and meets with a resolute Motobe. Meanwhile, Pickle starves himself for the upcoming match.
25 min
The Beast and the Warrior
The Sengoku era's strongest swordsman clashes with the Cretaceous' mightiest warrior — but what happens when Pickle himself takes up a sword?
25 min
Protection
At last, Motobe sees the culmination of his years of training. He throws every trick from the Sengoku period at Musashi to protect his comrades.
25 min
Cutting Off the Country
After Musashi "slashes" the host on national TV, the Japanese police move to apprehend him. The samurai leaves the Tokugawa mansion and begins a rampage.
25 min
Un-Severable
The bloodbath continues as Musashi cuts through a platoon of the police's elite. Meanwhile, the President of the USA prepares for a meeting with Yujiro.
25 min
For the Country
Musashi continues to resist, leaving a mountain of bodies in his wake. Later, Police Commissioner Utsumi asks one unlikely person to fight for the nation.
25 min
The Scar and the Sword
In Shinjuku, Hanayama stares into endless darkness and takes his signature stance. As he swings, Musashi seems blinded by his pure fighting spirit...
22 min
That Man, Hanayama
Punching, pinning, crushing — Hanayama throws everything he has at Musashi. But can his iron muscles withstand every cut, slice and rip Musashi inflicts?
25 min
Eliminate
Baki resolves to eradicate the samurai from this world and hones his body at a dojo. Meanwhile, Musashi prepares for the match with a visit to the sewers.
25 min
Exquisite Skill
The day of the showdown arrives. Before this once-in-a-lifetime match begins, an unimaginable sight unfolds before Musashi. Baki is ready to let loose.
25 min
The Way of the Sword
Musashi retaliates brutally, proving that even barehanded, he is unmatched under heaven. But Baki will not back down until he buries the samurai.
26 min