Originally Posted by
waddo
The problem will be finding bikes. I have never heard of it or seen it anywhere except the one mentioned. If you go to Fuji 5 lakes, which you should, you can rent a bike at Kawaguchiko, but it is only for the day and the bikes are pretty bad. Mostly with shopping baskets on the front and perhaps a mountain bike though maybe not.
My other option is to bring folding bikes with us (Bromptons). It might be easier and in the end, cheaper to just bring them as checked luggage.
Thanks for your feedback.