Harmony Cruise will start operations on Feb. 16 with the ex-Costa Marina, now the 760-passenger Club Harmony. The line is operated under Seoul-based Polaris Shipping, which also runs 13 cargo ships.

The ship will homeport in Busan, South Korea, for most itineraries, and through April, and is offering three- and four-night itineraries, with calls in Nagasaki, Fukuoka, Kagoshima, Jeju, Osaka, Nagasaki, Beppu and Incheon.

Three-night sailings departing through April call in Nagasaki and Fukuoka, another three-night program, with two departures turns around in Osaka and Incheon with a call in Jeju and an at-sea day.

The four-night program has eight sailings through April. Departing from Busan, and calling in Nagasaki, Kagoshima and Fukuoka. Three departures from Incheon call at Jeju, Nagasaki and Fukuoka. Finally, one four-night sailing in April from Busan calls at Fukuoka, Beppu and Osaka.