You can see TEPCO's planned power outage area at a glance Yahoo! map

Although it is linked from the top page of Tokyo Electric Power Co., Yahoo! Map version of TEPCO's planned blackout map has appeared. It is very easy to understand because it is also possible to switch from "display all", "first group" to "fifth group", and "other group" across several groups.

Access is from the following.
TEPCO's planned power outage map


You can switch by just clicking


It seems that I will probably upgrade from time to time in the future in regard to details.