One Piece

One Piece (1999 – ...)

1999 • 23 seasons • Action & Adventure, Comedy • TV-14

On August 7, 2026

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11th most popular TV show online

77 Popularity Score

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Overview Watch Cast Seasons (23) Episodes Ranked Similar Videos Images

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Episode 306 — A Mysterious Mermaid Appears? As Consciousness Fades Away...

Season 9 • One Piece

Released: 2007-04-22 • Action & Adventure/Comedy/Animation

78%

User score

Luffy's gigantic attack on Lucci takes a devastating toll on his body, Robin rejoins the fight, and the rest of the Straw Hats struggle to survive underwater!

Episodes

Episode 264
Landing Operations Start! Charge in, Straw Hats!
2006-05-21

Episode 265
Luffy Cuts Through! Big Showdown on the Judicial Island!
2006-06-04

Episode 266
Battle Against Giants! Open the Second Gate!
2006-06-11

Episode 267
Find a Way Out! Rocketman Takes Flight!
2006-06-18

Episode 268
Catch Up with Luffy! The Straw Hats' All-Out Battle
2006-06-25

Episode 269
Robin Betrayed! The Motive of the World Government!
2006-06-25

Episode 270
Give Robin Back! Luffy vs. Blueno!
2006-07-02

Episode 271
Don’t Stop! Hoist the Counterattack Signal!
2006-07-09

Episode 272
Almost to Luffy! Gather at the Courthouse Plaza!
2006-07-23

Episode 273
Everything Is to Protect My Friends! Second Gear Activated!
2006-07-30

Episode 274
Give Us Your Answer, Robin! The Straw Hats' Outcry!
2006-08-06

Episode 275
Robin's Past! The Girl was Called a Devil!
2006-08-13

Episode 276
Fated Mother and Daughter! The Mother's Name is Olvia!
2006-09-10

Episode 277
The Tragedy of Ohara! The Terror of the Buster Call!
2006-09-24

Episode 278
Say You Want to Live! We Are Your Friends!!
2006-09-24

Episode 279
Jump Towards the Falls! Luffy’s Feelings!
2006-10-01

Episode 280
The Ways of Men! Zoro's Techniques, Usopp's Dream!
2006-10-08

Episode 281
A Bond of Friendship Woven by Tears! Nami's World Map!
2006-10-15

Episode 282
Parting Builds a Man's Character! Sanji and Chopper!
2006-10-22

Episode 283
Everything Is for Her Friends! Robin in the Darkness!
2006-10-29

Episode 284
I'm Not Gonna Hand Over the Blueprints! Franky's Decision!
2006-11-05

Episode 285
Retrieve the 5 Keys! The Straw Hat Crew VS CP9
2006-11-12

Episode 286
Power of the Devil Fruit! Kaku and Jabura Transform
2006-11-19

Episode 287
I Won't Kick Even If It Costs Me My Life! Sanji's Chivalry!
2006-11-26

Episode 288
Fukurou's Miscalculation! My Cola is the Water of Life!
2006-12-03

Episode 289
Zoro Busts Out a New Technique! The Sword's Name is Sniperking?
2006-12-10

Episode 290
Uncontrollable! Chopper's Forbidden Rumble!
2006-12-17

Episode 291
Boss Luffy Returns! Is It a Dream or Reality? Lottery Ruckus!
2006-12-24

Episode 292
A Big Rice Cake Tossing Race at the Castle! Red Nose's Plot!
2007-01-07

Episode 293
Bubble Master Kalifa! The Soap Trap Closes in on Nami!
2007-01-14

Episode 294
Resounding Bad News! The Buster Call Invoked!
2007-01-21

Episode 295
Five Namis? Nami Strikes Back With Mirages
2007-01-28

Episode 296
Nami's Decision! Fire at the Out-Of-Control Chopper!
2007-02-04

Episode 297
Hunter Sanji Makes An Entrence? Elegy for a Lying Wolf!
2007-02-11

Episode 298
Fiery Kicks! Sanji's Full Course of Foot Techniques!
2007-02-25

Episode 299
Fierce Sword Attacks! Zoro vs. Kaku, Powerful Sword Fighting Showdown!
2007-03-04

Episode 300
Demon God Zoro! An Incarnation Of Asura Born From Fighting Spirit!
2007-03-11

Episode 301
Spandam Frightened! The Hero on the Tower of Law!
2007-03-18

Episode 302
Robin Freed! Luffy vs. Lucci, Showdown Between Leaders!
2007-03-25

Episode 303
Boss Luffy is the Culprit? Track Down the Missing Great Cherry Tree!
2007-04-01

Episode 304
I Can't Protect Anyone Unless I Win! Third Gear Activated
2007-04-08

Episode 305
The Terrifying Past! Dark Justice and Rob Lucci
2007-04-15

Episode 306
A Mysterious Mermaid Appears? As Consciousness Fades Away...
2007-04-22

Episode 307
Cannon Fire Sinks the Island! Franky's Lamentation!
2007-04-29

Episode 308
Wait for Luffy! Mortal Combat on the Bridge of Hesitation!
2007-05-06

Episode 309
Fists Full of Emotion! Luffy Unleashes Gatling with All His Might!
2007-05-13

Episode 310
From the Sea, a Friend Arrives! The Straw Hats Share the Strongest Bond!
2007-05-20

Episode 311
Everyone Makes a Great Escape! The Road to Victory is for the Pirates!
2007-05-27

Episode 312
Thank You, Merry! Snow Falls Over the Parting Sea!
2007-06-03

Episode 313
Peace Interrupted! A Navy Vice Admiral with a Fist of Love!
2007-06-10

Episode 314
The Strongest Family? Luffy's Father Revealed!
2007-06-17

Episode 315
Its Name Is The New World! The Fate of the Grand Line!
2007-06-24

Episode 316
Shanks Makes a Move! The Linchpin to the Reckless Era!
2007-07-01

Episode 317
A Girl in Search of Her Yagara! Great Search in the City of Water!
2007-07-08

Episode 318
Mothers are Strong! Zoro's Hectic Household Chores!
2007-07-15

Episode 319
Sanji's Shock! Mysterious Old Man and His Super Yummy Cooking!
2007-07-22

Episode 320
Everyone Finally Has A Bounty! A Pirate Group Worth Over Six Hundred Million!
2007-08-19

Episode 321
The King of Animals that Overlooks the Sea! The Dream Ship Magnificently Completed!
2007-08-26

Episode 322
Goodbye My Dear Underlings! Franky Departs!
2007-09-02

Episode 323
Departing the City of Water! Usopp Mans Up and Brings Closure to the Duel!
2007-09-09

Episode 324
Wanted Posters Make It Around the World! Celebrations in Their Hometowns as the Ship Moves Forward!
2007-09-16

Episode 325
The Most Heinous Power! Blackbeard's Darkness Attacks Ace!
2007-09-23

Episode 326
The Mysterious Band of Pirates! Sunny and the Dangerous Trap!
2007-10-14

Episode 327
Sunny in a Pinch! Roar, Secret Superspeed Mecha!
2007-10-21

Episode 328
The Dream Sinking in the New World! The Disillusioned Pirate, Puzzle!
2007-10-28

Episode 329
The Assassins Attack! The Great Battle on Ice Begins!
2007-11-04

Episode 330
The Staw Hat’s Hard Battles! A Pirate Soul Risking It All for the Flag!
2007-11-11

Episode 331
Hot Full Throttle! The Twin’s Magnetic Power Drawing Near!
2007-11-18

Episode 332
Mansion of Great Chaos! The Enraged Don and the Captured Crew!
2007-11-25

Episode 333
The Return of the Phoenix! The Dream of the Pirate Flag Sworn to a Friend!
2007-12-02

Episode 334
The Red Hot Decisive Battle! Luffy vs. The Scorching Don!
2007-12-09

Episode 335
Waiting in the New World! Farewell to the Brave Pirates!
2007-12-16

Episode 336
Chopperman to the Rescue! Protect the TV Station by the Shore!
2007-12-23

Information

Episode air date	22.04.2007
Episode runtime	24 min
Episode rating	7.75
Genres	Action & Adventure / Comedy / Animation
TMDB series rating	8.8
IMDb series rating	9.0
Series status	Returning series
Age rating	14+
Country	JP

Trailer

Additional videos

Happy 26th Anniversary to ONE PIECE [Subtitled]

Happy 26th Anniversary to ONE PIECE [Subtitled]

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Cast

Mayumi Tanaka
Monkey D. Luffy (voice)

Kazuya Nakai
Roronoa Zoro (voice)

Mari Yaguchi
요코 (성우)

Akemi Okamura
Nami (voice)

Kappei Yamaguchi

Kappei Yamaguchi
Usopp (voice)

Hiroaki Hirata
Sanji (voice)

Ikue Otani
Tony Tony Chopper (voice)

Yuriko Yamaguchi

Yuriko Yamaguchi
Nico Robin (voice)

Kazuki Yao
Franky (voice)

Katsuhisa Houki

Katsuhisa Houki
Jinbe (voice)

Cho
Brook (voice)

Reiko Takagi
Jewelry Bonney (voice)

Yohei Tadano
Dr. Vegapunk (voice)

Hideyuki Tanaka

Hideyuki Tanaka
돈키호테 도플라밍고 (성우)

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