Osaka Castle 3D Puzzle

Recreate one of Japan’s most iconic landmarks with this detailed puzzle. This miniature model comes to life by carefully inserting pre-cut cardboard pieces—no glue or scissors required. Despite its compact size, the structure captures the grandeur of the real Osaka castle with impressive precision.

With an estimated build time of 1 to 2 hours, it’s an enjoyable project for history buffs, puzzle lovers, or anyone who appreciates Japanese architecture.