All Episode in Season 1

1. Katrielle and the Mysterious House 2. Katrielle and the Devil's Dress 3. Katrielle and the Resurrected Corpses 4. Katrielle and the Phantom Thief of the Century 5. Katrielle and the Lucky Man 6. The Bus that Leapt Through Time 7. Ratman Returns 8. The 100 Million Pounds that Left with the Wind 9. Cat-Colored Skyscrapers 10. Professor Layton and the Relics Treasure: Episode 1 11. Mystery at New Cinema Paradise 12. Aspoirot and London's Holiday 13. Katrielle and the Doppelgänger 14. Genius Analyst Officer Geraldine Royer 15. Katrielle and the Mystery Circles 16. Katrielle and the Pandas' March 17. Katrielle and the Monster of London 18. Molentary Express and Three Incidents 19. The Lonely Ghost 20. Professor Layton and the Relics Treasure: Episode 2 21. Katrielle and the Sweet-Scented Street Labyrinth 22. Ultra-High Performance Robot Socketman 23. Katrielle and the Great Office Infiltration Strategy 24. The Clockwork Sweets 25. A Riverside Festival Love Story 26. The Diary of Noah 27. Fugitive Katri 28. The Goddess of the Thames Smiles a Second Time 29. Katrielle and the Nessie of Loch Nem 30. Katrielle and the Immortal Vampire 31. Katrielle and the Witch Wife 32. Katrielle and the Prince of the Stars 33. Katrielle and the Murder on the Spaceship Bengarian 34. Professor Layton and the Relics Treasure: Episode 3 35. Professor Layton and the Relics Treasure: Episode 4 36. The Cursed London Collection 37. Mintan's New Ambition 38. Dancing Scotland Yard Great Investigation Line 39. Katrielle and the Invisible Baby 40. Geraldine Royer and the Final Customer 41. Katrielle and the Strange Spirit Photo 42. Great Detective Sherl O.C. Kholmes 43. Katrielle and Horror Castle VR 44. Katrielle and the Superman Chef 45. Katrielle and the Ghost Club 46. Katrielle and the Hundred Faces of Mona Lisa 47. The Millionaire Ariadne's Conspiracy (1) 48. The Millionaire Ariadne's Conspiracy (2) 49. Professor Layton and the Relics Treasure: Episode 5 50. Professor Layton and the Relics Treasure: Final Episode

Season List

Layton Mystery Detective Agency: Kat's Mystery‑Solving Files Season 1