Japan has successfully moved from a bucket-list destination to a much more realistic getaway for Indian travelers. What would it take for India to crack Japan’s top five source markets?

The richest country in Asia has more than double the money of Japan and India combined. China’s GDP is $24.27 trillion (£19 trillion), measured in Purchasing Power Parity international dollars.

Newly sworn-in Secretary of State Marco Rubio is hitting the ground running Tuesday with meetings with his counterparts in ...