Ship maintenance construction
Time Ship's Name Ship Class
September, 2002 Cosmo Surveying ship
September, 2003 Suisei Surveying ship
October, 2004 Tsumura Surveying ship
October, 2005 Suisei Surveying ship
December, 2006 Ganryu Oil garbage collection ship
June, 2007 Chinzei Route investigation ship
July, 2008 Najima Surveying ship
June, 2009 Chinzei Route investigation ship
September, 2009 Kaiki Research observation and cleaning ship
September, 2010 Kaiki Research observation and cleaning ship
November, 2010 Cosmo Surveying ship
July, 2011 Najima Surveying ship
November, 2013 Cosmo Surveying ship
July, 2014 Tachikaze Port services boat
September, 2014 Cosmo Surveying ship
July, 2015 Chinzei Route investigation ship
September, 2015 Tachikaze Port services boat
February, 2016 Cosmo Surveying ship
June, 2016 Pegasus Port services boat
August, 2016 Tachikaze Port services boat
March, 2017 Kaien Surveying ship
June, 2017 Pegasus Port services boat
October, 2017 Tachikaze Port services boat
May,2018 Pegasus Port services boat
July, 2018 Tachikaze Port services boat
February, 2019 Kaien Surveying ship
Ministry of Land, Infrastructure and Transport Kyushu Regional Development Bureau