an article, a written news story, such as in a newspaper or magazine or on a website / a private history, as opposed to the 正史 (seishi, “official history”)

being on horseback

ride a horse

on the desk / being on paper, (being no more than) armchair

sex mania, erotomania / a sex maniac, an erotomaniac

(informal) Short for 既婚女性 (kikon josei, “married woman”).

an ogress

newspaper/magazine article that is published without being based on reliable source

crane (machine for lifting large objects)

rail of a railroad