特別とくべつ高等こうとう警察けいさつでしょう
tokubetsu kōtōkeisatsudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 特別高等警察

1. Probably special higher police.; Likely a special higher police officer.

Polite
Presumptive
Conjecture