a year

(literally) plan your day during the morning, plan your year during New Year's / early planning is the key to success

forehead

Obsolete spelling of フィラデルフィア (“Philadelphia”)

a placename, especially the city of Aioi in Hyōgo Prefecture / a surname

December

Alternative spelling of 師走 (shiwasu): the twelfth month of the lunar calendar; the month of preparation for the new year

土砂: earth and sand

mistaking someone for someone else

A solar year, the time it takes the Earth to complete one revolution of the Sun (between 365.24 and 365.26 days depending on the point of reference)