|| The new Kantei incorporated a
variety of measures to improve functionality from environmental and
With regard to environmental measures, many hundreds of solar panels
have been installed on the north-south running eaves of the Kantei
roof with the intention of actively utilizing natural energy, and
these solar panels are used as a source of supplementary electricity.
A rainwater usage system has been installed to use water resources
effectively and rainwater falling on the roof is collected in underground
storage tanks and used in the toilets and on the gardens of the Kantei.
As measures to create a barrier-free environment, a gently sloping
escalator has been installed that can accommodate wheelchairs, with
a wheelchair-settler which folds out through a simple push-button
In addition, for the convenience of persons in wheelchairs, there
are no split levels on any floor, and toilets have been installed
that are of adequate size and equipped with handrails. Other considerations
include the installation of Braille blocks on the floor for the sight-impaired
and Braille signs, which are also present in the elevators.