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Sgt. Frog
Season 1 · Episode 17
Keroro vs. Natsumi: The Great Battle in the Water / Fuyuki: Welcome to Horror World
10.025mJuly 24, 2004
The platoon heads to the local swimming pool for some good old-fashioned high jinks. / Keroro organizes a ghost story competition - Aliens vs Pekoponians.
Episodes
- Episode 1I Am Sergeant Keroro! / Sergeant Keroro Rising
- Episode 2Momoka & Tamama Move Out! / Momoka & Tamama: Operation Overload the Hinatas
- Episode 3Keroro's Critical Point Breached! / Keroro's Secret Mission Begins
- Episode 4Giroro: The Most Dangerous Man in the Universe / Keroro: Rain with a Slight Chance of a Dangerous Man
- Episode 5The Song of Men Who Love Their Toys
- Episode 6Momoka's Romantic Plan on the South Seas / Momoka's Spooky Plan on the South Seas
- Episode 7Mois: My First Destruction of Earth / Tamama vs. Mois: Tamama Loses
- Episode 8Keroro: Invasion Status is Never Better / Keroro: Building a Base for Dummies
- Episode 9Natsumi: Where Love Blooms, Kululu Looms / Hinata Aki: A Dynamite Woman
- Episode 10Face-off! Decisive Battle Over Molar-3
- Episode 11The Keroro Platoon Appears on TV
- Episode 12Sumomo: A Pop Star Travels Across Space / Giroro: A Small Angel on the Battlefield
- Episode 13Dororo: The Forgotten Warrior / Dororo & Koyuki: Friendship, How Beautiful It Is
- Episode 14The Five Assemble! Probably The Longest Day
- Episode 15Momoka: The Dark Momoka Descends / Dark Momoka: The Lie Behind the Lie
- Episode 16Mois: Dark Mois Descends / Mois: More and Mois Mayhem
- Episode 17Keroro vs. Natsumi: The Great Battle in the Water / Fuyuki: Welcome to Horror World
- Episode 18Natsumi: Hilarity! Adult Beachside Story
- Episode 19Keroro vs. Natsumi: The Ultimate Showdown at a Festival / Keroro: A Radio to Invade Your Ears
- Episode 20Fuyuki Meets a Girl / Fuyuki: The Ambassador of Nontolma
- Episode 21Keroro's Energy-Saving Invasion / Keroro's Countryside Exploration
- Episode 22Tamama: I'll be the Leader from Now On
- Episode 23Panic! The Hinata Household's Wildest Day Ever
- Episode 24Keroro: The Noble but Poor Space Detectives / 556: How to Become an Action Star
- Episode 25Momoka: Love, Youth and a Hectic Getaway
- Episode 26Keroro: Everyone Unite! Let's Conquer Sports Day
- Episode 27Keroro's Father's Coming and Father's Leaving / Keroro: Hot Spring, Go! Go! Go! Sir!
- Episode 28Keroro: Snowball Fight Survival / Kululu's Kukuku & Ku
- Episode 29Natsumi & Koyuki's Youthful Energy on Stage / Keroro: The Scoop is No Good
- Episode 30Tamama: The Boy Who Came From Planet Keron / Momoka Wants a Nice Body
- Episode 31Keroro Can't Find the Way Home
- Episode 32Keroro: A Whole Bunch of Animal Soldiers / Giroro: The Cat Wants to Speak
- Episode 33The Keroro Platoon Invades Pekopon with Anime
- Episode 34Momoka vs. Koyuki: Battle for Hot Springs / Keroro & Fuyuki: Let's Take It Easy
- Episode 35Top Secret! Natsumi's Surprise Birthday Party
- Episode 36Keroro's Desperate Struggle! Sergeant vs. General Winter / Fuyuki: Nishizawa-san's Oustranding Coincidence
- Episode 37Dororo: Come to My Ninja School / Keroro's Dinosaur
- Episode 38Giroro: The Mobile Soldier in Love / Giroro vs. Natsumi: The Encounter
- Episode 39Keroro: Operation Christmas / Keroro: Taking Charge of Year-end Housecleaning
- Episode 40Mois: Or, Like, Happy New Year, Sir? / Keroro: New Year's Food is Also Good, but Don't Forget Your Homework
- Episode 41Keroro: The Glory of Sugoroku / Dororo's Blood is Really Boiling
- Episode 42Keroro: The Red-blooded Keroro Platoon / Tamama: The Friendship Jealousy Shot
- Episode 43Giroro: No Tears for the Red Oni / Giroro: Let Setsubun Fly
- Episode 44Keroro vs. Fuyuki: A Sports Showdown / Kululu vs. Aki: A Devastating Assault Robot Battle
- Episode 45Keroro's Instant Dumplings of Love / Natsumi & Momoka: Commence Operation V for Valentine
- Episode 46Keroro: Have You Been Forgotten, Sir?
- Episode 47Natsumi: Preserve Girls' Day / Keroro: It's an Afro, Myoww
- Episode 48Keroro Platoon: Mission on a Fine Spring Day / Fuyuki: Resident Idle Rescue Mission
- Episode 49Kululu: How to Succeed in the Universe / Momoka: W(hite)-Day:Operation Pinnacle
- Episode 50Natsumi: The Fiery Warrior of Earth / Giroro: If I Don't Do It, Who Will?
- Episode 51The Keroro Platoon Retreats! Farewell, Pekopon