also: ジョイフルトレーン
noun
joyful train; excursion train; tourist train
A wasei-eigo term for a special train service designed for sightseeing or leisure, often with unique themes or amenities. Used primarily in Japanese railway contexts.
wasei-eigo (Japanese-coined English), from joyful train
JR九州のジョイフルトレインは観光客に人気がある。
JR Kyushu's joyful trains are popular with tourists.
週末にジョイフルトレインで温泉地へ行く計画を立てた。
We made plans to go to a hot spring resort on a joyful train this weekend.
観光列車 is a more general term for any sightseeing train, while ジョイフルトレイン is a specific JR branding for themed excursion trains.
Wasei-eigo from English 'joyful' and 'train'. The term was coined in Japan to brand special excursion trains.