Translation guide
In Japanese, 'rapid express' refers to a type of train service that is faster than a local train but slower than a limited express. The term is primarily used in the context of railway transportation.
Referring to a rapid express train service, which stops at fewer stations than local trains but more than limited express trains.
Japanese railways have several service types. From slowest to fastest: 普通 (local), 快速 (rapid), 急行 (express), 快速急行 (rapid express), 特急 (limited express). Note that 'rapid express' is a combination of rapid and express, stopping at fewer stations than a rapid but more than an express.
The standard term for 'rapid express' train. Often abbreviated to 快急 (かいきゅう) in timetables.
The rapid express will stop at the next station.