This record heat is at a level that can be the "highest average temperature in the last 100 years" for late June.
This is a commentary by Toshiyuki Minami, a weather forecaster, including the outlook for the future.
[Video: 2 minutes 49 seconds]
(Not available on data broadcasting)
It is important to be alert to record heat and heat stroke when you are not accustomed to the heat.