There used to be the military base of the old Saga domain here. The dry dock (facility to repair ships) built by the method fusing Western technology and Japanese traditional technology, is the oldest one in Japan. This is also the place where "RYOFUMARU", the first steamboat was built.
In 2015, it was listed as World Heritage Site, being a part of "Sites of Japan’s Meiji Industrial Revolution".

Basic information

Address	446-1, Hayatsue, Oaza, Kawasoe-machi, Saga (Tsunetami Sano Memorial Museum)
URL	https://www.city.saga.lg.jp/main/199.html
Official Name	三重津海軍所跡
Closed	Mondays, Year-end and New Year Holidays(12/29-1/3) *If Monday is a national holiday, the next day will be the substitute holiday.
Opening Hours	9:00AM - 7:00PM (Exhibition room, Mietsu Time Cruise Experience close at 5:00PM)
Access	- 30 Min. from JR Saga Station　Bus center by Saga City Bus, Morodomi/Hayatsue Line. 5 minutes walk from "Sano Tsunetami kinenkan Iriguchi" stop. - 30 Min. from Nishitetsu Yanagawa Station by Nishitetsu Bus, Okishin Line. 5 min. walk from the terminal stop, "Hayatsue."
Parking Availability	Free Parking Available for 80 Cars
Cell Phone Battery Charging	Unavailable
Wi-fi Availability	At Certain Areas / No Password Required
Credit Card Acceptance	Not Accepted
Estimated Time to Enjoy	1 hour - 2hours
Admission Fee	Admission: Free *Fee Applies to Some Exhibitions Adults: 300 Yen Children (Elementary - High School Age): 100 Yen
Reservation	Reservation is needed in case of visiting in a large group. Contact: Tsunetami Sano Memorial Museum
Tobacco	Designated Smoking Area Available
Foreign Language Support	English, Chinese and Korean Sign Boards English, Chinese and Korean Brochure
Notes	“Mietsu Naval Dock Information Corner” is on the 3rd floor of Tsunetami Sano Memorial Museum. Also at the same museum, “Mietsu Time Cruise” allows you to enjoy a CG virtual historical tour using rental VR device. The telephone number registered here is that of Sano Tsunetami Memorial Museum. Contact the museum at the number to make an inquiry or make a reservation.