Gradual Window YKK , 2000
![](https://kaijima.arch.ethz.ch/wp-content/uploads/2017/10/YKK-AP-Office-620x1024.jpg)
- YKK AP Research centre, Tokyo
- A window that gradually shows Tokyo
- If you sit, you will not be able to see much of Tokyo. If you stand or jump you see the city more and more
- The window provides light and no distraction of seated. You have to choose to look out over the city