one of the main seafood produce in the area with a market share of approximately 70%. It uses sōdagatsuo (frigate mackerel) and is manufactured using a similar process to katsuobushi. The local fishermen's union registered their catch of blue mackerel Scomber australasicus as "Tosano shimizusaba", or blue mackerel of Shimizu, Tosa. Osaka Aquarium Kaiyukan has a branch in Tosashimizu, and Osaka Aquarium Biological Research Institute of Iburi Center (OBIC) provides one third of those marine animals displayed at the aquarium in Osaka. The center conducts scientific studies at its facility including a 1,600 ton tank. Education Tosashimizu has six public elementary schools and one public middle school operated by the city government, and one public high school operated by the Kōchi Prefectural Board of Education. Transportation Railway Tosashimizu has no passenger railway services. The nearest train station is Nakamura Station, the terminus of the Tosa Kuroshio Railway Nakamura Line, located in Shimanto city. A bus service connects Tosashimizu with Nakamura Station, taking approximately 60 minutes. Highway Sister cities Fairhaven, Massachusetts, United States, since 1987 New Bedford, Massachusetts, United States, since 1987 Tomigusuku, Okinawa, since February 1993. Local attractions Cape Ashizuri The 70 km coastline stretching from the northeast to southwest boundaries of Tosashimizu attracts over 800,000 tourists to Tosashimizu each year. Ashizuri-Uwakai National Park includes Ashizuri, the largest peninsula in the area. Tosashimizu is the nearest city to Ashizuri peninsula which is protruding into the Pacific Ocean. Cape Ashizuri is 80 meters above sea level at the southeastern end on the peninsula. The peninsula is covered by subtropical plants including camellia, holm oak, and colony of Livistona Livistona chinensis, and the sea is a prime fishing ground for katsuo fish, or skipjack tuna Katsuwonus pelamis. While there are small islands to the south of it, the cape is recognized as the southernmost location on Shikoku island at . Tatsukushi geologic strata with layers of sandstone and mudstone form joints and layers. A gate-like rock on the coast, Hakusandōmon is on the west side of the cape. Tōjindaba Site is a prehistoric megalithic site with stone circle, located on the west hill on Cape Ashizuri. Birthplace of Nakahama Manjirō On the western shore of Ashizuri peninsula, lies the village of Nakanohama within Tosashimizu, where Nakahama Manjirō was born and became one of the first Japanese to travel to the United States. Manjirō, a young fisherman, was shipwrecked off the coast of