- A 7-story building with 5 parts assembly structure: 1st floor, 2nd to 3rd floors, 4th to 5th floors, 6th to 7th floors, and roof.
- Mirroring the parts inside the large round windows on the 2nd to 7th floors
- Reproduce the floor and stairs in the room
- Gondolas and rails for cleaning windows are included (assembly type)
- Rooftop entrance, cooler outdoor unit, etc. are included (assembly type)
- It is possible to combine it with the separately sold <4217> complex building (5 stories) to make an 11-story building or a building with more floors by combining multiple buildings.
- Can be rearranged with the same structure as the separately sold <4218> general building, <4220> medium-sized building, and <4245> large building.
- Comes with parts that can connect the passage of the multi-overpass series (sold separately) (fixed to the outer wall of the building with double-sided tape, etc.)