Meanings

vulnerable road users (such as the elderly, mobility-impaired people and young children)

first offender

opportunist

multilateral

arranger (of music)

first come, first served

functionary charged with training and organizing young wrestlers

emergency patient

those who meet must part (suggesting the transient nature of this life)

a wise person always follows the right course

knowledgeable and experienced person

a word from the wise

economist

course of medical treatment

intellectually disabled person

suspicious person

three kinds of beneficial friends: straightforward, sincere, and well-informed ones

learned fool

kabukimono

even a fool may sometimes give good counsel