東北とうほく地方ちほう太平たいへいようおき地震じしんでしょう
tōhokuchihō taiheiyōoki jishindeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 東北地方太平洋沖地震

1. Probably the Tōhoku earthquake.

Polite
Presumptive
Conjecture