Access to Hokkaido
It takes about 2 hours by airplane from Tokyo(Haneda/Narita Airport) to Sapporo(New Chitose Airport.) New Chitose Airport is Japan’s hub airport, with nearly 120 flights a day between Tokyo Haneda Airport and New Chitose Airport (the largest number of flights in Japan). And New Chitose Airport has many international flights also, with direct flights to many destinations including Taiwan, Singapore, South Korea, China, Hong Kong, Thailand, Malaysia, the Philippines, Russia and so on.
The distance from New Chitose Airport to the city center of Sapporo is about 1 hour by car (about 50 km). And Shinkansen (bullet train) is scheduled to extend to Sapporo in 2030 (approximately 4-5 hours between Tokyo and Sapporo). Access to Hokkaido will be more convenient.