Takeda Novelty Goods Promotional Items JNR (Japanese National Railways) Steam Locomotive C57 Series 583 Series Keyholder Puzzle Set of 2 Unused, Stored at Home Condition: Unused, stored at home. Unopened, but the puzzle pieces have pre-cut lines, though they are not separated. Size: Length: 7.7 cm Width: 7 cm Puzzle Piece Size: 1.6 cm x 1.6 cm