- 2018.01
Added link to “Tokyo Metropolitan Government Infrastructure Portal”
The Tokyo Metropolitan Government Technology Council has opened this aggregate site on infrastructure-related information to allow many people to experience and understand the development and stock effects of infrastructure, which supports the sustainable development of Tokyo and forms the crucial foundation to making it the world’s best city.
Added link to “Tokyo Metropolitan Government Infrastructure Portal” at top page & Town Walk (Tokyo).
(Cooperation by Tokyo Metropolitan Government)