(idiomatic) to make up one’s mind, to decide

(colloquial) current boyfriend

everything

(slang) Alternative form of 彼氏 (kareshi, “boyfriend”)

everyone, one and all

a dream that comes true, a veridical dream / a dream that seems real

the inside of 病(びょう)院(いん) (byōin, “hospital”) and 医(い)院(いん) (iin, “clinic”) / the inside of 寺(じ)院(いん) (jiin, “Buddhist temple”) / the inside of 議(ぎ)院(いん) (giin, “parliament/congress/house”)

(colloquial) Clipping of 意味深長 (imishinchō).

(nonstandard) fierceness, ferocity

(nonstandard) fierce, ferocious