策謀: machination (clever scheme or artful plot, usually crafted for evil purposes) / 朔望: (literary) the first and 15th days of the lunar month

Inner Mongolia (an autonomous region of China)

Outer Mongolia

Obsolete spelling of シカゴ (Shikago, “Chicago (a city in Illinois, United States)”)

the Paleogene period

Synonym of 黄昏 (tasogare, “dusk; twilight”) / Synonym of 黄昏時 (tasogaredoki, “dusk; twilight”)

forehead

Obsolete spelling of フィラデルフィア (“Philadelphia”)

a placename, especially the city of Aioi in Hyōgo Prefecture / a surname

mutual, together, each other / used in official or epistolary writings for elegance or politeness