Breakdown of tantousha o tokuteishita.

Questions & Answers about tantousha o tokuteishita.
It is read:
たんとうしゃ を とくていした
tantōsha o tokutei shita
In natural speech, を is usually pronounced o, even though the kana is written を.
担当者 means the person in charge, the person responsible, or the 담당 staff/member, depending on context.
It is made of:
- 担当 = charge, responsibility, assignment
- 者 = person
So 担当者 is literally the responsible person or the assigned person.
を marks the direct object of the verb.
In this sentence, 担当者 is the thing/person that was identified, so it takes を.
Structure:
- 担当者 = the person in charge
- を = direct object marker
- 特定した = identified
So the grammar is basically:
[object] を [verb]