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Series

Sgt. Frog

200425m6.9 / 107 seasons

Alien frogs come to take over the planet & get into all kinds of trouble while living under the roof of a small family.

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Available in US

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Season guide

Season 1

Play Season

51 episodes available

Episode 1: I Am Sergeant Keroro! / Sergeant Keroro Rising

25m

The Hinata family has a new member - a frog from outer space! Keroro’s invasion of Earth doesn’t go exactly as planned, and he ends up running a vacuum instead of ruling the planet. But hey, at least he gets his own room!

Episode 2: Momoka & Tamama Move Out! / Momoka & Tamama: Operation Overload the Hinatas

25m

Keroro searches for his lost platoon members. Meanwhile, Momoka has a major thing for Fuyuki. She also has something in her backpack with a cola addiction and an out-of-this-world problem.

Episode 3: Keroro's Critical Point Breached! / Keroro's Secret Mission Begins

25m

Keroro is tired of being stuck inside all day and eventually finds a way to wander around Tokyo without being seen. The Hinatas believe he is up to no good and set up secret cameras around the house.

On screen

Cast & Characters

Kumiko Watanabe

SGT Frog

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Episode 4: Giroro: The Most Dangerous Man in the Universe / Keroro: Rain with a Slight Chance of a Dangerous Man

25m

Giroro, the weapons expert of the Keroro Platoon, has finally tracked down Tamama and Keroro. To say he is displeased about Keroro's recent leadership would be quite the understatement. He plans to whip Keroro back into shape and move forward with the Pekopon invasion.

Episode 5: The Song of Men Who Love Their Toys

25m

Keroro finds the perfect addition to his Gundam model collection and uses his new allowance to travel to the Trojan Horse toy store. He's devastated to find out that the store is about to go out of business and tries everything in his power to save it.

Episode 6: Momoka's Romantic Plan on the South Seas / Momoka's Spooky Plan on the South Seas

25m

Momoka invites the Hinata family to a private beach for a little one-on-one time with Fuyuki. Unfortunately for her, the frogs are coming along, too. She comes up with increasingly-complex schemes to get her first kiss from the boy of her dreams...

Episode 7: Mois: My First Destruction of Earth / Tamama vs. Mois: Tamama Loses

25m

The legendary Angelmois of Armageddon descends from the heavens... but she's five years late! And what's this? She seems to be really good friends with "Uncle" Keroro... leading Tamama on a jealous campaign to get rid of her.

Episode 8: Keroro: Invasion Status is Never Better / Keroro: Building a Base for Dummies

25m

The Keroro Platoon builds a secret base under the Hinata household to further their invasion plan against Pekopon. They're the ones who end up being invaded when unknown intruders discover the base.

Episode 9: Natsumi: Where Love Blooms, Kululu Looms / Hinata Aki: A Dynamite Woman

25m

The Keroro Platoon search for another missing member - Kululu, the brains of the operation. But he's already causing havoc in the Hinata household when he invents a device that can revert adults to their "bittersweet youth."

Episode 10: Face-off! Decisive Battle Over Molar-3

25m

When Keroro gets a cavity, the entire platoon is up in arms! Tiny invaders have set up a secret base inside Keroro's molar tooth, and it's time to take the fight inside his mouth!

Episode 11: The Keroro Platoon Appears on TV

25m

Keroro gets word that celebrities from the universe's most popular reality show are visiting Pekopon! But you know what they say - never meet your heroes...

Episode 12: Sumomo: A Pop Star Travels Across Space / Giroro: A Small Angel on the Battlefield

25m

Sumomo, an intergalactic pop star, travels to Pekopon for a taste of normal life. / Giroro loses his signature belt, and with it, his confidence. But he's able to find respite from an unexpected place...

Episode 13: Dororo: The Forgotten Warrior / Dororo & Koyuki: Friendship, How Beautiful It Is

25m

The final member of the platoon has been found, no thanks to Keroro. But Dororo has cast aside his previous life - he'll protect Pekopon from alien invaders, even if that means making enemies of his former friends.

Episode 14: The Five Assemble! Probably The Longest Day

25m

The newly reunited Keroro Platoon embark on their first mission as a full team, and it's, uh... filling the town with flowers?!

Episode 15: Momoka: The Dark Momoka Descends / Dark Momoka: The Lie Behind the Lie

25m

There's two sides to Momoka: a normal side, and a dark side. But when a freak accident splits her into two, Dark Momoka isn't afraid to take charge.

Episode 16: Mois: Dark Mois Descends / Mois: More and Mois Mayhem

25m

Mois has been seen beating people up and stealing their wallets. Has she been living a dark secret life this entire time, or is something else to blame?

Episode 17: Keroro vs. Natsumi: The Great Battle in the Water / Fuyuki: Welcome to Horror World

25m

The platoon heads to the local swimming pool for some good old-fashioned high jinks. / Keroro organizes a ghost story competition - Aliens vs Pekoponians.

Episode 18: Natsumi: Hilarity! Adult Beachside Story

25m

Kululu turns Natsumi into an adult so everyone can go to the beach without parental supervision. Keroro tries to win a collector's Gundam model in a duo's comedy contest.

Episode 19: Keroro vs. Natsumi: The Ultimate Showdown at a Festival / Keroro: A Radio to Invade Your Ears

25m

Keroro tries to make a quick buck at the festival. / Keroro tries to make a quick buck by starting a new radio show.

Episode 20: Fuyuki Meets a Girl / Fuyuki: The Ambassador of Nontolma

25m

The Keroro platoon conquers the bottom of the open in their brand-new submarine. The only problem is that the current residents of the ocean aren't too happy with that.

Episode 21: Keroro's Energy-Saving Invasion / Keroro's Countryside Exploration

25m

The Hinata family and the Keroro Platoon have to deal with a power failure in the heat of summer. / Keroro and Co. stow away on the Hinata's family visit, and must keep themselves hidden from Grandma.

Episode 22: Tamama: I'll be the Leader from Now On

25m

A message from Keron HQ: Tamama is the new platoon leader! And boy, are there gonna be some changes around here...

Episode 23: Panic! The Hinata Household's Wildest Day Ever

25m

Keroro steals the Kero Ball and accidentally makes hundreds of clones of himself. Chaos ensues.

Episode 24: Keroro: The Noble but Poor Space Detectives / 556: How to Become an Action Star

25m

A childhood friend of Keroro's moves to Pekopon in order to follow his dreams of being a space detective. The platoon helps him find a job that fits his "unique" abilities.

Episode 25: Momoka: Love, Youth and a Hectic Getaway

25m

A family dispute between Momoka and her father causes an all-out war between the Keroro Platoon and the elite forces of the Nishizawa Corporation.

Episode 26: Keroro: Everyone Unite! Let's Conquer Sports Day

25m

The Keroro Platoon engages in a mission to delay the events at Sports Day for as long as possible, so that Aki Hinata can arrive in time for the three-legged race.

Episode 27: Keroro's Father's Coming and Father's Leaving / Keroro: Hot Spring, Go! Go! Go! Sir!

25m

Keroro's father arrives on Pekopon to check on the invasion progress, or lack thereof. / The platoon decides to drill underground, hoping to build a natural hot spring in their secret base.

Episode 28: Keroro: Snowball Fight Survival / Kululu's Kukuku & Ku

25m

The platoon experiences snow for the first time... SNOWBALL FIGHT!! / Kululu gets on everyone's bad side with his evil-hearted pranks. Who can make him see reason?

Episode 29: Natsumi & Koyuki's Youthful Energy on Stage / Keroro: The Scoop is No Good

25m

Natsumi has a starring role in the school play, but she's a terrible actress. / Members of the school newspaper suspect that aliens live in the Hinata household and are prepared to get evidence by any means necessary.

Episode 30: Tamama: The Boy Who Came From Planet Keron / Momoka Wants a Nice Body

25m

Tamama's friend comes to Pekopon to see if all the stories of the invasion are true. They're not. / Momoka will do anything to develop her body more... and Keroro takes the opportunity for a quick buck to sell her junky "fitness solutions."

Episode 31: Keroro Can't Find the Way Home

25m

Keroro runs away from home on his new flying saucer. But when it breaks down and he's stuck in the middle of nowhere, he realizes all too late what the Hinatas mean to him. How will he get home?

Episode 32: Keroro: A Whole Bunch of Animal Soldiers / Giroro: The Cat Wants to Speak

25m

In an effort to gain more soldiers for the invasion, Keroro decides to turn all the animals at the zoo into humans. / Giroro has been feeling blue. The stray cat he took in seems to want to say something to him, but can't. But what if...?

Episode 33: The Keroro Platoon Invades Pekopon with Anime

25m

The Keroro platoon wants to make their own anime the "easy way". Of course, there's no such thing...

Episode 34: Momoka vs. Koyuki: Battle for Hot Springs / Keroro & Fuyuki: Let's Take It Easy

25m

No synopsis available.

Episode 35: Top Secret! Natsumi's Surprise Birthday Party

25m

No synopsis available.

Episode 36: Keroro's Desperate Struggle! Sergeant vs. General Winter / Fuyuki: Nishizawa-san's Oustranding Coincidence

25m

No synopsis available.

Episode 37: Dororo: Come to My Ninja School / Keroro's Dinosaur

25m

No synopsis available.

Episode 38: Giroro: The Mobile Soldier in Love / Giroro vs. Natsumi: The Encounter

25m

No synopsis available.

Episode 39: Keroro: Operation Christmas / Keroro: Taking Charge of Year-end Housecleaning

25m

No synopsis available.

Episode 40: Mois: Or, Like, Happy New Year, Sir? / Keroro: New Year's Food is Also Good, but Don't Forget Your Homework

25m

No synopsis available.

Episode 41: Keroro: The Glory of Sugoroku / Dororo's Blood is Really Boiling

25m

No synopsis available.

Episode 42: Keroro: The Red-blooded Keroro Platoon / Tamama: The Friendship Jealousy Shot

25m

No synopsis available.

Episode 43: Giroro: No Tears for the Red Oni / Giroro: Let Setsubun Fly

25m

No synopsis available.

Episode 44: Keroro vs. Fuyuki: A Sports Showdown / Kululu vs. Aki: A Devastating Assault Robot Battle

25m

No synopsis available.

Episode 45: Keroro's Instant Dumplings of Love / Natsumi & Momoka: Commence Operation V for Valentine

25m

No synopsis available.

Episode 46: Keroro: Have You Been Forgotten, Sir?

25m

No synopsis available.

Episode 47: Natsumi: Preserve Girls' Day / Keroro: It's an Afro, Myoww

25m

No synopsis available.

Episode 48: Keroro Platoon: Mission on a Fine Spring Day / Fuyuki: Resident Idle Rescue Mission

25m

No synopsis available.

Episode 49: Kululu: How to Succeed in the Universe / Momoka: W(hite)-Day:Operation Pinnacle

25m

No synopsis available.

Episode 50: Natsumi: The Fiery Warrior of Earth / Giroro: If I Don't Do It, Who Will?

25m

No synopsis available.

Episode 51: The Keroro Platoon Retreats! Farewell, Pekopon

25m

No synopsis available.