Every season of Sgt. Frog ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Sgt. Frog!

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!

I Am Sergeant Keroro! / Sergeant Keroro Rising

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.

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

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.

Keroro's Critical Point Breached! / Keroro's Secret Mission Begins

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.

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

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.

The Song of Men Who Love Their Toys

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...

Momoka's Romantic Plan on the South Seas / Momoka's Spooky Plan on the South Seas

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.

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

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.

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

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."

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

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!

Face-off! Decisive Battle Over Molar-3

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...

The Keroro Platoon Appears on TV

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...

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

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.

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

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

The Five Assemble! Probably The Longest Day

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.

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

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?

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

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

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

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.

Natsumi: Hilarity! Adult Beachside Story

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

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

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.

Fuyuki Meets a Girl / Fuyuki: The Ambassador of Nontolma

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.

Keroro's Energy-Saving Invasion / Keroro's Countryside Exploration

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

Tamama: I'll be the Leader from Now On

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

Panic! The Hinata Household's Wildest Day Ever

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.

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

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.

Momoka: Love, Youth and a Hectic Getaway

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.

Keroro: Everyone Unite! Let's Conquer Sports Day

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.

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

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?

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

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.

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

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."

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

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?

Keroro Can't Find the Way Home

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...?

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

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

The Keroro Platoon Invades Pekopon with Anime

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

Top Secret! Natsumi's Surprise Birthday Party

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

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

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

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

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

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

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

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

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

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

Keroro: Have You Been Forgotten, Sir?

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

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

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

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

The Keroro Platoon Retreats! Farewell, Pekopon

Keroro Standing on Earth Once Again! / Tamama, Black Tamama

Keroro: Operation Invade the Treasure / Angol Mois: More More Cherry Blossom Viewing

Fuyuki: I'm a Master Detective? / Dororo: Warrior Returned

Giroro: The Soldier Back in Action / Fuyuki: Swim, Carp Streamers

Natsumi & Koyuki: Princess of Tennis / Keroro: A Fine May Day, Perfect for Invading

Dororo: The Counterattack is Mine / Giant Frog vs. Great Monsters of the South Seas

Keroro Invades with Vending Machines / Tamama's Awakening! A New Lethal Technique

Keroro: Grow Up, Great Castle / Keroro's Moving Castle

Keroro: Froggy Races / Mois: Sleeping Beauty, Or, Like, Slumber Desired?

Fuyuki: What Happened to the Mystery Transfer Girl? / Natsumi & Saburo: A Couple at the Point of No Return

Momoka & Natsumi & Mois: Master Thief More Peach Summer / Keroro: Certain Victory! Big Underwater Showdown

Keroro's Gero-gero Teacher Story / Keroro: We Meet Again, Father

Keroro: If You're Going to Suck, Suck Away! Just Kidding, Please Don't / Dororo Escapes His Trauma

Keroro Howls at the Pekopon / Tamama: A Visitor from Planet Keron

Giroro's Grand Rescue Operation of Love / Natsumi & Koyuki's Heart-Pounding First Date

Fuyuki & Momoka's Secret Mystery Date / Keroro: Come On, Let's Make a Video Game

Keroro's Extreme Makeover: Dramatic Renovations Edition / Dororo: Here I Come! Fateful Showdown

Natsumi & Fuyuki Get Spirited Away / Keroro: A Time-Honored Tradition! Midsummer Comedy Battle

Keronians vs Pekoponians: An All-Out Showdown At Last? / Koyuki's Heart-Pounding First Rice Ball

Atrocious, Annoying Legend of the Universe's King of Forgetting Homework

Keroro's Iron Chef Challenge / Tamama's Most Powerful Warrior Challenge

Fuyuki: 198X — Our Summer Break

A Special Show That'll Blow Your Mind: 30 Minutes of Gerogero

Momoka's Awakening! The Third Momoka

The Keroro Platoon: Fly Me to the Moon

Tamama: Is It True That You're Getting Married? / Tamama Swears Off the Tamama Impact

Keroro: Treasure Hunting Has Got to Be on a Treasure Island

Fuyuki Won't Give Up On Sports Day / Giroro: The Cat Knows

Keroro: Wow, Running Away from Home Is... Really Lonely, Isn't It?

Giroro: Bright Red, Gritty Days? / Koyuki Fights to Protect the Person Who's Important to Her

623: Wanna Be on My Radio Show? / Keroro vs. Natsumi: 1/6 Earnest Battle

Keroro: The Mixed Open Air Hot Spring Murder Case

Momoka: Let's Have Lunch in Space / Keroro Hunts Matsutakes

Keroro: Turn it, Clack, and Turn Into Each Other / Natsumi: If I Could Be a Magical Girl

Natsumi & Fuyuki: The Hinata House, Where Devils Dwell / Keroro Becomes a Superhero

Keroro: Celebrate! Happy Birthday / Mois in Wonderland

Dasonu☆Maso: Pekopon is Mine! But I'll Come Straight Out, I Don't Even Want It

Giroro: The Man with Seven Faces / Fuyuki: Let's Join the Occult Tournament

Keroro: I Couldn't Say Merry Christmas

Keroro: New Year, Reborn! The Neo Keroro / Koyuki: Here Comes Grandma

Keroro Platoon: From the Sky With Love / Momoka vs. Mois: Clashing Battledore Battle

Natsumi Infiltrates the Secret Base / Hinata Aki: Maybe the Strongest Woman in the Universe

Karara & Taruru: Let's Take Pekopon

Natsumi: Giroro Falls? The Do-Or-Die Rescue Operation

More Peach Summer Snow: Valentine Showdown / Keroro: Tales of the Unfortunate

Momoka: Spelling "Powerful Rival" as "F-R-I-E-N-D" / Keroro & Fuyuki: Together

Momoka: Operation Elopment / Dororo & Koyuki: Memories of Meeting

Natsumi: Famous Dog Natchi / Keroro: Keropper

Keroro: Huh? Who Am I? Who Are You?

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

The Best Seasons of Sgt. Frog

The Best Seasons of Sgt. Frog

Season 1

Season 2

Season 3

Season 4

Season 5

Season 6

Season 7