Businesses in Tokyo are continuing to look for ways to get foreign visitors to spend their time and cash on the capital's wide-ranging nightlife options.

But while efforts are being made to boost the "after-hours" economy, the lack of late-night public transport remains a major obstacle for tourists looking to get a taste of what Tokyo has to offer — especially when their only options after 1 a.m. are to wait for the first train in the morning or to take an expensive taxi to their hotel.

Still, efforts from tourism-related businesses have been numerous and wide-ranging.