Return of favors

1. Collecting Chestnuts2024-05-08 2. Hattori becomes a trainer, again2024-05-08 3. Save Ms. Aiko2024-05-08 4. Too many cooks spoil the broth2024-05-08 5. Smoke Signal Ninja Technique2024-05-08 6. A day without ninja techniques2024-05-08 7. Return of favors2024-05-08 8. Ninja Gum Ball2024-05-08 9. Female Koga Ninja in town2024-05-08 10. Kite fight competition2024-05-08 11. An underground hotel?2024-05-08 12. Bamboo Ninja Technique Challenge2024-05-08 13. Bamboo Ninja Technique Challenge2024-05-08 14. Jobs for the three2024-05-08 15. Kenichi becomes a Salesman2024-05-08 16. Fighter Shinzo2024-05-08 17. Ninja Traffic Safety class2024-05-08 18. Exchanged love letters2024-05-08 19. Shinzo's new friends2024-05-08 20. Ninja Flute Player2024-05-08 21. Shishimanu's Training2024-05-08 22. A picture with Celebrity2024-05-08 23. I don't want to be class monitor!2024-05-08 24. Say no to Ninja Techniques!2024-05-08 25. Cup & Ball Tournament2024-05-08 26. Shinzo, a billionaire?!2024-05-08 27. Ninja Snowball Fight2024-05-08 28. Skiing trip 29. Amara's Challenge to Hattori 30. Shinzo's heavyweight training 31. Beach Café 32. Hattori's thunderous sneezes 33. Cleaning spree 34. Guest's incoming 35. Amara's road to fitness 36. A day out with a celebrity 37. Be Careful! 38. Koike Sirs' Marriage Proposal 39. Hattori is misunderstood 40. A vacation to Hawaii! 41. A visit by Indian Ninja 42. Shishimanu leaves home 43. Keo in danger 44. Mummy's daughter? 45. A cup worth million 46. Shinzo's own room 47. Tyumeko's Piano Performance 48. Detective Mummy 49. Don't Be Scared! 50. A flying squirrel Ninja 51. Invisible Ink's Good luck charm2024-05-08 52. Goodbye, Kenichi2024-05-08