大艦 だいかん巨砲 きょほう主義 しゅぎでしょう
daikankyohōshugideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 大艦巨砲主義

1. Probably big gun diplomacy.; Probably militarism focused on large battleships.

Polite
Presumptive
Conjecture
Military