Keroro's Energy-Saving Invasion / Keroro's Countryside Exploration 1 Season 21 Episode

Episode #1

I Am Sergeant Keroro! / Sergeant Keroro Rising

Episode #2

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

Episode #3

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

Episode #4

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

Episode #5

The Song of Men Who Love Their Toys

Episode #6

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

Episode #7

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

Episode #8

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

Episode #9

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

Episode #10

Face-off! Decisive Battle Over Molar-3

Episode #11

The Keroro Platoon Appears on TV

Episode #12

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

Episode #13

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

Episode #14

The Five Assemble! Probably The Longest Day

Episode #15

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

Episode #16

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

Episode #17

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

Episode #18

Natsumi: Hilarity! Adult Beachside Story

Episode #19

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

Episode #20

Fuyuki Meets a Girl / Fuyuki: The Ambassador of Nontolma

Episode #21

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

Episode #22

Tamama: I'll be the Leader from Now On

Episode #23

Panic! The Hinata Household's Wildest Day Ever

Episode #24

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

Episode #25

Momoka: Love, Youth and a Hectic Getaway

Episode #26

Keroro: Everyone Unite! Let's Conquer Sports Day

Episode #27

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

Episode #28

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

Episode #29

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

Episode #30

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

Episode #31

Keroro Can't Find the Way Home

Episode #32

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

Episode #33

The Keroro Platoon Invades Pekopon with Anime

Episode #34

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

Episode #35

Top Secret! Natsumi's Surprise Birthday Party

Episode #36

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

Episode #37

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

Episode #38

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

Episode #39

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

Episode #40

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

Episode #41

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

Episode #42

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

Episode #43

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

Episode #44

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

Episode #45

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

Episode #46

Keroro: Have You Been Forgotten, Sir?

Episode #47

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

Episode #48

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

Episode #49

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

Episode #50

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

Episode #51

The Keroro Platoon Retreats! Farewell, Pekopon