During the five years ended in 1939 Japanese exports of canned 
crab averaged nearly 12,000 tons valued at slightly more than 20 million 
yen (Appendix B). These exports, which were more than 90 percent of the 
production, went largely to the United States (57 percent) and United 
Kingdom (28 percent). 
Exports of canned sardines amounted to about 35,000 tons in 1937 
but dropped to 23,000 - 26,000 tons in 1938 and 1939. Although Japanese 
sardines were shipped to practically all countries of the world Asiatic 
countries were the principal markets — the Philippine Islands, Netherlands 
Indies, the Straits Settlement and British India (Appendix B). 
Annual exports of tuna from Japan for the five-year period ended 
1938 averaged more than 5,000 tons valued at more than 5 million yen. The 
United States was the leading market taking about two-thirds of the total. 
Salted Pish . Total exports of salt fish were valued at 
about 2.6 million yen in 1936, or about 10 percent of production. These 
consisted of salmon, trout and cod shipped to Asiatic countries. 
Dried Fish . The more important exports of this group were 
dried cod, dried shellfish and dried seacucumbers. Asiatic markets 
predominated (Appendix B). 
Seaweeds . Exports of seaweeds were largely vegetable 
isinglass (agar-agar), tangles and dried laver (Appendix B). In 1938 
these exports were valued at 9.6 million yen with vegetable isinglass 
accounting for 65 percent of the total. The United States, France, Germany 
and the United Kingdom took most of the vegetable isinglass which was 
-163- 
