to fulfill one's obligation, especially in a difficult situation
自分の義務を果たすこと、特に困難な状況で (jibun no gimu o hatasu koto, tokuni konnan na jokyo de)
"Firefighters answered the call of duty during the massive fire."
"消防士たちは大火の際にその義務を果たしました。" (shobosho tachi wa daika no sai ni sono gimu o hatashimashita)
to change your opinion or the way you feel about something
to get rid of something unpleasant
not subject to the law; thinking one is untouchable by rules
very close friends who share everything
to organize and host a celebration
to not do what one said one would do