Optical Fiber、Laser Control System、Helium Balloon
10cm(L) x 10cm(W) x 3000cm(H) 
Outdoor Installation
[Ultra] is a spectacular large-sized light installation series.
The intention of this series is to change viewer's measurement perception of him/herself and the surroundings with the visual experience the installation provides.

[Ultra Line] is a floating physical light beam pointed to the sky.
Actions correspond to relative actions taken place in the environment, and consequently a visual experience of artificial lightning would be created. 
(The length of the line in this version is 30 metres.