pediatrics, either as a course of study or a department of a hospital

pediatrician

(humble) a son (male child) / (euphemistic, humorous) penis

reserve / make an appointment / subscribe

reservation, booking / appointment; an arrangement for a meeting / subscription

good day, good afternoon: a Japanese greeting used in the daytime

(archaic) (as for) today

Same as こんにち above

today, this day / nowadays

(chiefly women's speech) first person singular pronoun: I, me