being the first to enter a freshly-prepared bath

is the best among (others)

first thing in the morning

Alternative form of 日除け

sun / day

daytimes / number of days

the sun / sunlight, sunshine / daytime, daylight / a day / time and date / a daily (something done everyday) / the weather / a (usually unfortunate) case, event, situation

Short for 日曜日 (nichiyōbi): Sunday

ordinal day of a month / number of days

day / sun