Sgt. Frog — Season 4 watch online

Episodes — Season 4

1. 1 Episode 1 «Keroro Platoon, Cut a Good Tune! / Keroro Platoon, Large Resonance» April 7, 2007
2. 2 Episode 2 «Keroro, Unite! Keroro Robo / Keroro, Invasion! Cherry Blossom Frontline Extreme!» April 14, 2007
3. 3 Episode 3 «Pururu, A Chief Medic's Safeguard! / Natsumi, Today's Fortune Telling» April 21, 2007
4. 4 Episode 4 «Keroro, Past Victories/Giroro, Exclude These Memories» April 28, 2007
5. 5 Episode 5 May 5, 2007
6. 6 Episode 6 «Momoka, the Greatest Mother's Day» May 12, 2007
7. 7 Episode 7 «Putata and Mekeke, Overzealous Killers» May 19, 2007
8. 8 Episode 8 «Chibi Kero, That Time, Joriri» May 26, 2007
9. 9 Episode 9 «Keroro, Climax! Card Battle/Keroro, the Targeted Platoon» June 2, 2007
10. 10 Episode 10 «Keroro, Nyororo Extinction?/Lavie, Goings of an Honorable Bride» June 9, 2007
11. 11 Episode 11 «Kululu, Temporary Leader/Koyuki, Training as Usual» June 16, 2007
12. 12 Episode 12 «Keroro, Crush! Wettol Robo/Keroro, Assault! Wettol Human» June 23, 2007
13. 13 Episode 13 «556, Cup Ramen Recipe/Keroro, Capture! Crossword» June 30, 2007
14. 14 Episode 14 «Keroro, Big Plan for Period Restriction/Momoka, My Limited Tanabata» July 7, 2007
15. 15 Episode 15 «Urere, King of the Trains/Giroro, Beautiful Girl and the Liquid Keronian» July 14, 2007
16. 16 Episode 16 «Fuyuki and Keroro, Inaccurate! Seven Wonders/Pururu and Chiruyo, Secret Friends» July 21, 2007
17. 17 Episode 17 «Tamama, To Rebel Is Regrettable/Kululu, When Was He a House Sitter» July 28, 2007
18. 18 Episode 18 «Alisa and Fuyuki, UMA Versus Dangal» August 4, 2007
19. 19 Episode 19 «Keroro, Yamato, and Kappa» August 11, 2007
20. 20 Episode 20 «Keroro, Butchered Hair, and the Afro Ondo?/Dororo, Mysterious Mountain» August 18, 2007
21. 21 Episode 21 «Keroro, Dive! Vinyl Pool/Fuyuki and Natsumi, A New Day Is Here» August 25, 2007
22. 22 Episode 22 «Chibi Kero, Goodbye Summer Vacation!» September 1, 2007
23. 23 Episode 23 «Dokuku, Gas Keronian Number One/Keroro, Pekopon's Number One Gunpla Boy» September 8, 2007
24. 24 Episode 24 «Momoka and the Ghost, The Hinata Family's Phantom» September 15, 2007
25. 25 Episode 25 «Keroro, Running An Election!/Natsumi and Giroro, The Two Who Can't Return» September 22, 2007
26. 26 Episode 26 «Keroro, War is a Huge Hustle» September 29, 2007
27. 27 Episode 27 «Mushishi, Search for the Insects!/Momoka, Three-Legged Race» October 6, 2007
28. 28 Episode 28 «Keroro, Buried Treasure Special/Tamama versus Tamama» October 13, 2007
29. 29 Episode 29 «Garuru, Repeated Bother, Vacation» October 20, 2007
30. 30 Episode 30 «Fuyuki, Burning Occult Article Ambition/Natsumi, Romeo and Juliet?» October 27, 2007
31. 31 Episode 31 «Robobo, Big Mechanized Operation/Tamama, It's a Notebook» November 3, 2007
32. 32 Episode 32 «Arisa vs. the Ghost, Aggression is the Lack of Progress» November 10, 2007
33. 33 Episode 33 «Keroro, Thanksgiving's Working Ways/Keroro, Fight! WakiRanger» November 17, 2007
34. 34 Episode 34 «Nuii, Don't Ever Leave Me!» November 24, 2007
35. 35 Episode 35 «Dororo, The Assassin From the Past» December 1, 2007
36. 36 Episode 36 «Giroro, Target! The Present!/Keroro, The Big Birthday Party!» December 8, 2007
37. 37 Episode 37 «Keroro, He and Lullaby Legend/Keroro, Plastic Model King, Very Big Charge!» December 15, 2007
38. 38 Episode 38 «Keroro, Prevent Christmas!/Keroro Platoon, A Cake Is a Man's Battlefield!» December 22, 2007
39. 39 Episode 39 «Keroro, Hatsumōde Without Humility/Keroro, Sechira versus Zonira» January 5, 2008
40. 40 Episode 40 «Toilet, Now, We Strike!/Kululu and a Puppy» January 12, 2008
41. 41 Episode 41 «Natsumi, I Said» January 19, 2008
42. 42 Episode 42 «Keroro Special - Returned! Gero Gero 30 Minutes, 13 Stories» January 26, 2008
43. 43 Episode 43 «Zeroro, Multiplying?/Keroro, I Want to Dig Holes» February 2, 2008
44. 44 Episode 44 «Chibi Kero, Little-Little Big Adventure!/Natsumi and Momoka, Obligation Chocolate Excluded!» February 9, 2008
45. 45 Episode 45 «Kululu, Kululun Idol Legend/Keroro, Reseting My Mind» February 16, 2008
46. 46 Episode 46 «Keroro, Uru Has Come» February 23, 2008
47. 47 Episode 47 «Giroro, the Third of March is Ear Day?/Keroro, It's Not A Woman's Fight» March 1, 2008
48. 48 Episode 48 «Keroro, Attack! The Last Worker» March 8, 2008
49. 49 Episode 49 «Keroro, Shurara, Final Brawl!» March 15, 2008
50. 50 Episode 50 «Robo Kogoro/Keroro and Natsumi, Shelter From The Rain» March 22, 2008
51. 51 Episode 51 «Keroro and Fuyuki, Another World» March 29, 2008