"I booked 1night on Expedia, 2 more nights on Japanese travel agency. (Because next day we joined Japanese tour group)Hotel staff kindly arranged the same room, and we didn't have to move the room. Thank you for your kindness.
The room was clean and comfortable. but...
Even though Chamonix is at an altitude of 1,000 meters, Europe is getting hotter year by year, so I think air conditioning is necessary."