シュッシュッポッポ

1chuff-chuff (sound of a steam engine) ; choo-choo ; chug-chug ; puff-puff Translated by Jiyomi

Other writings and readings

シュッシュッポッポッしゅっしゅっぽっぽしゅっしゅっぽっぽっ

adverb taking the 'to' particle

JMdict entry 2828380. Source and licence.