Subscribe and 🔔 to the BBC 👉 https://bit.ly/BBCYouTubeSub Watch the BBC first on iPlayer 👉 https://bbc.in/iPlayer-Home Sue Perkins starts her journey in Tokyo, Japan's glittering capital city and home to 36 million people. She finds a nation caught between the demands of a hi-tech future and the pull of a traditional past, where people work long hours but struggle to find time for love and rela