大黒柱: pillar, breadwinner, mainstay

外国語: (linguistics) foreign language

母国語: mother tongue

aggressive in relationships

The formation of a 系列(けいれつ) (keiretsu), a kind of corporate conglomerate.

Organize or establish as a 系列(けいれつ) (keiretsu).

(slang) denpa-kei person: one who acts strangely (disconnected from reality), often having wild fantasies and often saying strange things

(law) lowering a penalty; commutation

(law) to lower a penalty; to commutate

Kyūjitai form of 聡慧: perspicacious, clear-eyed, clear-sighted, intelligent, wise