Can you share the name & author of the book?

I'll plug Wilfred Thesiger's Arabian Sands as an extraordinary deep dive into a world that's entirely disappeared in our lifetimes:

https://www.goodreads.com/book/show/825419.Arabian_Sands

https://www.japanbiking.com/tours-2/previous-tours/thomas-st...

Both books (not just Japan, he cycled around the world): https://www.gutenberg.org/ebooks/author/1710