参謀 (さんぼう) Japanese meaning | KotomoraHe drew up the operation plan as a staff officer of the regiment.
Usage patterns
〈人〉の参謀を務めるto serve as someone's staff officer/adviser
He has served as the president's chief adviser for many years.
〈人〉の参謀になるto become someone's strategist/adviser
She became the candidate's chief strategist during the election campaign.
参謀として〈人〉を支えるto support someone in the role of adviser/strategist
He supported the manager as his strategic adviser.