Japan’s Maritime Geography
The Pacific Ocean, the Sea of Okhotsk, the Sea of Japan, and the East China Sea surround Japan. Japan’s coastlines stretch more than 18,480 miles, and no point anywhere in Japan is more than ninety-three miles from the sea, so maritime resources are accessible almost everywhere in Japan. The Japanese archipelago extends roughly 1,860 miles from southernmost Okinawa to the northern tip of Hokkaidō, from approximately 26° to 46° north latitude: roughly the span of other major world fishing grounds in the Northern Hemisphere, such as those between the tip of Baja California and the mouth of the Columbia River, between Miami and Nova Scotia, and between the Canary Islands and Bordeaux. The ocean currents that flow along Japan’s coasts and the climatic diversity of these aquatic environments make these waters among the most productive and varied fishing regions in the world. The Pacific coast is swept by the warm northward-flowing Japan Current, also known as the Kuroshio (Black Current), which meets the cold, southward Okhotsk or Oyashio (Kurile Current) tile mixtures of warm and cold waters that produce great fishing grounds. To the north are the subarctic waters of the North Pacific and the Sea of Okhotsk, much of which falls within Russia’s 200-mile exclusive economic zone. To the west is the Sea of Japan, separating Japan and Korea (which demands that the body of water be known internationally as the East Sea). South and west of Kyūshū is the East China Sea, a shallow, treacherous, semitropical body of water. The islands that make up Okinawa separate the Pacific from the East China Sea and extend southward from Kyūshū toward Taiwan (the farthest island of Yonaguni is only sixty-two miles from the Taiwan coast). And the Ogasawara Islands (also known as the Bonin Islands) are far out in the Pacific, roughly 620 miles south of Tokyo. The Japanese archipelago is affected by the annual cycle of monsoons that are common to much of East, Southeast, and South Asia: a vast weather system that links the waters of the Western Pacific and the East China Sea to the land mass of the Asian continent. In the summer months, warm, moist air forms enormous storms—typhoons (literally “great winds”)—that go northwesterly, passing over Japan before striking the Asian mainland. In the winter months, cold, dry air sweeps southeasterly from Siberia, picking up moisture from the Sea of Japan and dumping heavy snow on the mountains of central Japan. Both phases of the monsoon cycle make possible the extensive irrigation of traditional Japanese rice agriculture (and in modern times create vast amounts of hydroelectric power).Japan’s coastlines stretch more than 18,480 miles, and no point anywhere in Japan is more than ninety-three miles from the sea, so maritime resources are accessible almost everywhere in Japan.
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Quickly, the new Japanese government embarked on its own colonial expansion. In 1872, Japan annexed the Ryūkyū Kingdom in Okinawa. And through victories in wars with China (1894–95) and Russia (1904–05) Japan acquired Taiwan; political and commercial rights in various parts of China, Manchuria, and Korea; and the northern island of Sakhalin. The Japanese Navy, closely modeled on the British Navy, expanded rapidly and by the 1920s was one of the world’s five great naval powers that agreed to arms limitations through the Washington Naval Treaty (1922) and the London Naval Treaty (1930). In 1936, Japan renounced both treaties, setting off a naval arms race. Paralleling Japan’s naval strength, Japanese shipping companies grew and extended their routes across the Pacific and throughout East and South Asian waters. (The present-day Mitsubishi conglomerate had its origins in a shipping company founded in 1870, just as Japan was opening up to foreign trade.) The Japanese Fishing Industry Historically, Japan’s coastlines were dotted with thousands of tiny fishing hamlets, generally focused on fishing in the immediate coastal waters. Since the 1960s, however, many such hamlets have faced the same problems of rural depopulation that have affected Japan’s countryside everywhere, and the increasingly high-tech equipment and costs of contemporary fisheries technology have driven many traditional fishing communities out of business. These developments began in the early part of the twentieth century as Japanese fishing started to become industrialized and larger fishing companies were formed to pursue distant water fishing, first in the Pacific then on toward almost all parts of the world. By the 1920s, Japanese fishing fleets had navigated the world and had become, along with naval power and a robust international shipping industry, a pillar of what historian William Tsutsui has called “Japan’s pelagic [ocean-based] empire.” In the early twentieth century, seafood products became commodities increasingly important for generating foreign exchange. In particular, the canned seafood industry produced salmon, shrimp, tuna, and whale for export, which in turn enabled imports of industrial commodities such as oil, iron, and rubber.4 The Japanese government supported the expansion and industrialization of the fishing industry as an important part of its goal of creating a strong and modern nation. Chalmers Johnson, a leading scholar of Japan’s political economy, cites fisheries as one of the important building blocks in the creation of “industrial policy.”5 By the 1930s, Japan had a fishing fleet twice the size of any other nation, and local fishing stocks were becoming increasingly depleted. Japanese vessels were going ever farther out to sea, to the Gulf of Alaska, the coast of Mexico, the Sea of Bengal, and the Arabian Sea. As Japan militarized in the 1930s, its commercial fishing fleets were increasing commissioned for the war effort. After the naval war in the Pacific began in earnest, ocean-going ships were pressed into service by the Japanese military, young men with maritime skills were drafted into the Navy, and the raw materials used in fishing were rationed and repurposed for the war effort. Japan’s fishing fleet was destroyed in the last years of World War II, and Japan as a nation was near starvation in 1945, not only because of a lack of seafood but also because all forms of Japanese food production were severely damaged. Fortunately, as Tsutsui notes, the prewar infrastructure of national support of fisheries made it relatively easy to revive the industry after the war, and it was one of the first industries revived under the Allied Occupation of Japan (1945–1952).6 Occupation authorities permitted distant-water whaling to resume in 1946, and poured resources into Japan’s maritime infrastructure to help relieve the famine conditions that persisted in the wake of wartime destruction. In 1948, the fisheries agency of the Japanese government was established, later combined into the Ministry of Agriculture, Forestry and Fisheries (MAFF). By the end of the Occupation, in 1952, Japan had exceeded the levels of its prewar catches.Yokohama in particular became a boomtown, teeming with foreign businessmen, missionaries, diplomats, entertainers, and tourists.
With Japan’s economic rise after 1955, the fishing industry continued to expand. By the 1960s, flash-freezing aboard large factory ships had become common, and well-organized Japanese fishing fleets (usually a large factory ship with a number of smaller trawlers or other vessels) were hunting fish in every corner of the globe. As prosperity increased, so did Japan’s taste for delicious seafood, and Japan’s imports of fisheries products exceeded exports by the 1970s. Though Japan’s taste for seafood seemed inexhaustible, the ocean’s supply was not, with demand always outstripping supply. Japanese fisheries were first depleted in their coastal waters, and the industry increasingly went to more distant waters to secure their catches. As awareness of the depletion of fisheries stocks increased worldwide, old notions of the freedom of the seas were supplanted by more and more international regulation, and by the early to mid-1970s, the oceanic or global enclosure movement encouraged many nations to institute 200-mile Exclusive Economic Zones (EEZs) to protect their waters from foreign fishing fleets. These and many other maritime regulations were included in the negotiations that led to the United Nation’s Convention on the Law of the Sea (UNCLOS, 1973–1982, coming into force in 1994). UNCLOS benefitted Japan profoundly, as the 200-mile limit around its thousands of far-flung islands (including undersea mineral rights) spanned an offshore area of 1.73 million square miles— twelve times more than its total landmass.7 But it also signaled the end of Japan’s large-scale distant-water fishing industry, as many of the world’s most important fisheries regions are included in other nations’ EEZs. Seafood and Japan Japan’s emergence on the global economic scene in the 1970s as the international business destination du jour, coupled with a rejection of hearty, red-meat American fare in favor of healthy cuisine like rice, fish, and vegetables and the appeal of the high-concept aesthetics of Japanese design, all prepared the world for a sushi fad. And so, from what to earlier generations of Americans was an exotic, almost unpalatable ethnic specialty, then to haute cuisine of the most rarefied sort, sushi has become not just cool, but popular. The painted window of a Cambridge, Massachusetts, coffee shop advertises “espresso, cappuccino, carrot juice, lasagna, sushi.” Mashed potatoes with wasabi (horseradish), sushi-ginger relish, and seared sashimigrade tuna steaks show Japan’s growing cultural influence on upscale nouvelle cuisine throughout North America, Europe, and Latin America. Sushi has even become the stuff of fashion, from “sushi” lip gloss, colored the deep red of raw tuna, to “wasabi” nail polish, a soft avocado green. Fresh seafood is one of the hallmarks of contemporary Japanese cuisine, and if one needs any proof of the abundance and variety of fish, shellfish, and other marine products in the daily diets of Japanese, one need only look through the stalls of the famous Tsukiji Market in central Tokyo, the world’s largest wholesale marketplace for fresh and frozen seafood.8If one needs any proof of the abundance and variety of fish, shellfish, and other marine products in the daily diets of Japanese, one need only look through the stalls of the famous Tsukiji Market . . .
Over the course of a year, merchants at Tsukiji sell perhaps 2,000 varieties of seafood, and in any given season, several hundred are available; each of the market’s roughly 1,000 stalls stocks its own specialized selection. One stall displays mountains of red and white boiled octopus; in the stall beyond that, trays of golden fried fish cakes; over there, squid still oozing black ink; across the way, fish pâté in neat pink and white blocks. Around the corner, an apprentice wields a meter-long knife to carve an enormous tuna carcass; in the next stall, a woman carefully arranges clams on dozens of trays; further down the aisle, an old man watchfully stands over open crates full of sawdust and wriggling shrimp. The stalls are awash with seafood of almost every conceivable species, shape, color, and size. Black tubs of unagi (live eels) stand by a cutting board in one stall; next door, crates of crabs packed in moist sawdust push out into the aisle. Colorful rows of hamadai (fresh snapper), perfectly matched in size, are set off by the blinding whiteness of a Styrofoam carton. Clams spread by the square meter across shallow tanks. Amorphous mounds of anko (grayish pink monkfish liver) spill over the edge of trays. The selection is global: slabs of Canadian and Chilean salmon; trays of Thai shrimp; Okhotsk crab; fresh bluefin tuna airfreighted from New York, Istanbul, Adelaide, and Madrid; eels from Hamamatsu; boiled West African octopi; Shikoku sea bream; glittering tubs of fish roe from British Columbia; live lobsters from Nova Scotia; snapper from China; and sea urchin roe from Maine, repackaged in Hokkaidō. Tsukiji stands at the center of a technologically sophisticated, multibillion- dollar international fishing industry, and every day the market’s auctions match international supply with the traditional demands of Japanese cuisine, made ever more elaborate by Japan’s prosperity and the gentrification of culinary tastes. Boosters encourage the homey view that Tsukiji is Tokyo no daidokoro—Tokyo’s kitchen or pantry—but at its peak, in this pantry, more than 1,389 million pounds of seafood worth US $5.7 billion changed hands the mid-1990s. Not So Many Fish in the Sea Despite its massive EEZ and its pelagic fleets in distant oceans beyond any nation’s 200-mile limit, the Japanese fishing industry went into sharp decline from the 1980s onward. One important factor was that international overfishing began to become obvious around the world and across many species. Fishing capacity and rising demand in Japan had, in many cases, overstripped supply. Populations of various species were beginning to decline, if not collapse. In the case of whaling, an international moratorium was intended to preserve many species from extinction. In other cases, the situation has been less clear: the actual global size (and eventual fate) of the bluefin tuna population remains hotly contested, as does Japan’s role and responsibility in stimulating overfishing of this delicacy. To be fair, demand for tuna has soared around the world in emulation of Japanese culinary trends, and in particular the economic rise of China has put immense pressure on the global trade in tuna and other high-quality seafood. Quality and scarcity go hand in hand, and at least until March 11, 2011, the Japan “brand” was widely regarded as top of the line in seafood. Perceptions changed with the destruction of roughly 10 percent of the Japanese fishing fleet in the tsunami that followed the Great Eastern Japan Earthquake and the nuclear contamination resulting from the meltdown of three reactors at the Fukushima Dai-ichi Nuclear Plant on the Tōhoku coast. As noted earlier, the waters off the Sanriku coast of Tōhoku are enriched by the mingling of the warm waters flowing north in the Japan Current (Kuroshio) as it meets the cold, southwardly flowing Okhotsk, or Kurile Current (Oyashio) creating one of the world’s most fertile and abundant fishing grounds. The warm Kuroshio swirls together with the cold Oyashio to create giant oceanic eddies (gyres) where fish breed and also where nuclear contaminants concentrate. The exact level of contamination is unclear, and the Japanese government has been anything but forthcoming in providing in-depth details and analysis of the disaster. What is known is that the contamination from Fukushima is now ranked second only to the 1986 nuclear plant disaster at Chernobyl in the Ukraine. While Chernobyl is believed to be contained and is being fitted with a new cap to further seal the contents, the radiation from Fukushima continues, and at this moment, there is little concrete knowledge about the effects of the nuclear contamination on fish populations off the Tōhoku coast. But in popular perception, guilt by association taints food products—including seafood—from Fukushima and other parts of Tōhoku. International Tensions, Resources and Technology, and Rising Waters Even if the waters off the Sanriku coast remain contaminated for years to come, Japan still controls one of the world’s top half-dozen fisheries regions, and the value of that wealth is all the more starkly demonstrated by the current issues of island sovereignty that have caused controversy between Japan and its neighbors. Even tiny specks of uninhabited land have become major points of contention between Japan and China (over the Senkaku/Diaoyu Islands in the East China Sea), between Japan and Korea (over Takeshima/ Dokdo Island (the Liancourt Rocks) in the Sea of Japan/East Sea), and between Japan and Russia (over the southernmost four islets of the Kurile chain between Hokkaidō and the Kamchatka Peninsula). However important fisheries resources may be, they are only a small part of these international debates. Questions of nationalism and national pride, and access to undersea mineral rights, are more critical than fishing rights per se. The 1.73 million square miles within the 200 mile limit around Japan’s thousands of far-flung islands comprise a wealth of resources only beginning to be tapped. In addition to the potential for fisheries, new technologies will make way for mining of minerals from deep ocean waters, giant floating water turbines are envisioned from electrical generation, great untapped sources of geothermal and wind energy may be found or sited in Japanese waters, and the potential for and profit from refined seawater desalination are incalculable. Going forward, global warming and the melting of the Antarctic icecap are now estimated to be unstoppable, with sea levels projected to rise ten feet over the next century. The threat of rising seas is grave for many nations, and Japan—with its population, industries, and other critical infrastructure largely clustered in low-lying coastal areas—will surely be dramatically affected by global climate change. Accuracy or the lack thereof of these dire predictions notwithstanding, anyone who desires to understand Japanese culture will do well to always consider the historic and contemporary significant influences of the sea upon human life on the archipelago.Tsukiji stands at the center of a technologically sophisticated, multibillion-dollar international fishing industry, and every day the market’s auctions match international supply with the traditional demands of Japanese cuisine, made ever more elaborate by Japan’s prosperity and the gentrification of culinary tastes.