MS Asuka II
MS Asuka II is a Japanese-operated cruise ship owned by Nippon Yusen Kaisha and operated through its NYK Cruises, or Asuka Cruise, business.
Last updated August 26, 2026
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Overview
MS Asuka II is a cruise ship associated with Japan’s Asuka Cruise brand and owned by Nippon Yusen Kaisha, the Japanese shipping company commonly known as NYK. The vessel was constructed at Mitsubishi Heavy Industries’ Nagasaki shipyard and entered service in 1990 under the name Crystal Harmony. It was originally operated by Crystal Cruises, a cruise line that was part of the NYK corporate group at the time. The ship’s early career included international itineraries in South American and Caribbean waters. During its maiden voyage, a fuel leak in an auxiliary engine room caused a fire approximately 200 miles, or about 320 kilometers, from Cristóbal. The incident left the ship without power for roughly sixteen hours. After temporary repairs, the vessel reached port in Panama, where passengers disembarked. It subsequently proceeded to Curaçao with tugboat assistance for further repairs. Crystal Harmony remained in the Crystal Cruises fleet for approximately fifteen years. In 2005, it was retired from that fleet as Crystal Cruises prepared to replace it with newer tonnage. The ship was then transferred to NYK, which planned to use it to succeed the original Asuka in the Japanese cruise market. Following renovation work, the vessel entered service in 2006 as Asuka II. Under the Asuka II name, the ship became one of the principal vessels serving the Japanese cruise market. Its positioning is centered on full-service, premium cruising for Japanese passengers, combining accommodation, dining, entertainment, shore excursions, and organized voyages. Unlike a conventional consumer product brand, Asuka II functions as a named hospitality asset within the Asuka Cruise fleet. The ship has continued to operate under NYK’s cruise business, with itineraries connected to Japan and international destinations. Its scale has made it a notable vessel in Japan’s cruise industry; reference material identified it as the largest cruise ship in Japan as of August 2022. The vessel’s long service life also reflects the practice of maintaining and redeploying mature cruise ships through substantial refurbishment rather than limiting them to their original market or operator. Asuka II experienced another fire on June 16, 2020, while berthed in Yokohama. The available reference material records the incident but does not provide sufficient detail about injuries, damage, service suspension, or the subsequent investigation. The ship remains associated with NYK Cruises and the Asuka Cruise brand, although specific current itinerary and operational information is not established in the supplied sources.
History
MS Asuka II began its maritime career in 1990 as Crystal Harmony. Mitsubishi Heavy Industries built the vessel at its Nagasaki shipyard for Crystal Cruises. The ship initially served international cruise routes, including voyages in South American and Caribbean waters. During the ship’s maiden voyage, a fuel leak in an auxiliary engine room caused a fire roughly 200 miles from Cristóbal. The resulting loss of power lasted approximately sixteen hours. Following repairs, Crystal Harmony reached Panama under its own power and disembarked its passengers. It later traveled to Curaçao under tugboat escort for additional repair work. Crystal Harmony continued operating for Crystal Cruises for about fifteen years. In 2005, it was retired from that fleet and transferred to Nippon Yusen Kaisha, the parent company of Crystal Cruises at the time. NYK intended the vessel to replace the original Asuka in its Japanese cruise operation. After renovation, the ship entered service in 2006 under the name Asuka II and became part of NYK Cruises, also known as Asuka Cruise. Asuka II has since operated as a full-service cruise ship serving the Japanese market and international destinations. Its role includes passenger accommodation, onboard dining, entertainment, and cruise-based travel experiences. The ship’s long career spans two related operating identities: its original international service as Crystal Harmony and its later Japanese-market service as Asuka II. On June 16, 2020, Asuka II caught fire while berthed in Yokohama. The available source confirms the location and date but does not provide enough information to describe the fire’s cause, damage, injuries, investigation, or effect on later operations. As of August 2022, reference material described Asuka II as Japan’s largest cruise ship. The vessel remains associated with NYK’s Asuka Cruise operation.
- 2022
Recognized as Japan’s largest cruise ship
[1]Reference material identified Asuka II as the largest cruise ship in Japan as of August 2022.
- 2020
Yokohama fire
[1]A fire occurred aboard Asuka II while the ship was berthed in Yokohama on June 16.
- 2006
Entered service as Asuka II
[1]Following renovation, the ship began operating under the Asuka II name as a replacement for the original Asuka in NYK’s Japanese cruise business.
- 2005
Retired from the Crystal Cruises fleet
[1]After approximately fifteen years of service, Crystal Harmony was retired from Crystal Cruises and transferred to its parent company, Nippon Yusen Kaisha.
- 1990
Built as Crystal Harmony
[1]Mitsubishi Heavy Industries completed the cruise ship at its Nagasaki shipyard, and it entered service for Crystal Cruises as Crystal Harmony.
- 1990
Maiden-voyage engine-room fire
[1]A fuel leak caused a fire in an auxiliary engine room during the ship’s maiden voyage, leaving it without power for approximately sixteen hours before it reached Panama for passenger disembarkation and later repairs in Curaçao.
Products and positioning
A premium Japanese cruise vessel and hospitality offering operated within NYK Cruises’ Asuka Cruise business.
Cruise ship · 2006
MS Asuka II
The named cruise vessel operated by NYK Cruises under the Asuka Cruise brand. It provides passenger cabins, dining, entertainment, onboard leisure facilities, and organized cruise itineraries. The ship was built in 1990 as Crystal Harmony and was renovated before entering Japanese service as Asuka II in 2006.
Brand decisions
2005
Transfer of Crystal Harmony to NYK’s Japanese cruise operationStrategyBackground
Crystal Harmony was retired from the Crystal Cruises fleet after approximately fifteen years. NYK needed a successor to the original Asuka for its Japanese cruise business.
Action taken
Nippon Yusen Kaisha transferred the vessel from the Crystal Cruises fleet, arranged renovation work, and prepared it for service under a new name.
Aftermath
The ship re-entered service in 2006 as Asuka II within the Asuka Cruise operation.
Sources1 sources
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