Gian has been using gadgets that brings an unknown visitor to Nobita's time period.
More gadgets were used in the 2005 version.
Gian uses gadgets that bring a thief from the future to take a dangerous gadget while Nobita, Doraemon, Suneo and Shizuka try to stop Gian.
More gadgets were used in this version.
Big G uses gadgets that bring a thief from the future to take a dangerous gadget while Noby, Doraemon, Sneech and Sue try to stop Big G.
- Magnifier Ray (off-screen)
- Shrink Ray
- Evo-Devo Beam (off-screen, though reverted a cat back to normal by Doraemon ON-screen)
- Invisibility Cape
- Light as a Feather Gloves
- Infinity Lasso
- Perfect Catch gadget
- Music Trumpet
- Time TV
- Big Bad Blasty Blast Bomb
- Extra Hold Cloud Spray
- Gun by the thief
- Bounce Back Cape
- Human Locomotive Set
- Bullet Train by the thief
- Railroad Crossing Kit
- Eagle Wings by the thief
- Dandelion Fuzz Comb
- This is one of few episodes where multiple gadgets are used in the 2005 anime and english dub.
- Doraemon can "speak lips" as his whispering is translated at the bottom of the screen of a viewer's television.
- When Sneech shudders after seeing the thief with Doraemon and Big G, the closed caption say that Noby shudders.
- This is one of the episodes that don't have split episodes and aren't specials. Another example is Doraemon's Time Capsule.
- On the Time TV, the 22nd Century creature mentions the collision of an asteroid with Earth, which occured long ago.
- The Earth exploding thought is infamous due to many cartoons having the Earth exploding in a thought.
- This episode aired as the season finale of the first season of the English dub.