黒板: blackboard

conjunctive form of 書く

write; record (words, figures) on the surface of (something) / compose; put (an idea, etc) into words

(dialect, Hakata) teacher, professor

an elder / a scholar / a teacher or a professor / sensei (Japanese martial arts teacher) / sir, a polite form of address to teachers, doctors, etc.

a title used after the name of teachers, doctors, lawyers, or certain other professionals

question, problem on homework etc. / a question; a matter (of time etc.) / a problem (something that needs to be dealt with); a trouble / an issue; a matter

Kyūjitai form of 万国旗: flags of all nations

flags of all nations

相伴: to partake, to participate; to share with someone