a heated footbath, either as an appliance for one person, or as a communal amenity

continuative of 卸す, to grate; to sell wholesale / continuative of 降ろす, to unload; to withdraw / continuative of 下ろす, to unload; to cut

flower viewing: more specifically, involves large groups of people picnicking in parks when the sakura (cherry blossoms) are in bloom in the spring

set a date, fix a date / pledge, resolve / expect, ensure, hope