Japan Meteorological Agency
Table 4.1 Projected rates of the number of days with daily maximum temperatures below 0°C and daily minimum temperatures below 0°C in winter (December - March)
'Present' is average for the period 1981 - 2000 and 'A1B' and 'B1' are for 2081 - 2100. The values of the present climate are not based on the observation but the results of the model simulation. The areas at altitudes below 300 m are considered.