On Japan's southern, subtropical islands of Okinawa, cherry blossoms open as ahead of schedule as of January, while on the northern island of Hokkaido, they sprout as late as May. In most significant urban areas in between, including Tokyo, Kyoto, and Osaka, the cherry blossom season normally happens toward the end of March.Japan's cherry blossom forecast for 2020 will be released around February 2020. To plan your trip in advance you can refer the forecast of 2019. Tokyo’s CherryBlossoms began opening on 21st March 2019. 27th March 2019 was when the bloom was on peak.