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.
rapid express (train)
Often shortened to 快急 (かいきゅう) in timetables and announcements.
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.
Abbreviation of 快速急行, commonly used in station signage and announcements.
The rapid express will pass through.