arrival at a location / (archaic) the wearing of clothing / (archaic) a kimono / (archaic, possibly obsolete) in the area around Edo, short for 巾着切り (kinchaku kiri, “a cutpurse”)

one day

optimization

to optimize

optimal solution

the daytime, during the day / a half day, half of a day

the eighth day of the month / eight days

the ninth day of the month / nine days

the seventh day of the month / seven days

sun / daytime, daylight / day