They claim that the plan, which was viewed by its proponents as risky but potentially rewarding for Japan, was named after the Japanese word for puffer-fish, a delicacy which can be fatally poisonous if incorrectly prepared.[2] (The memorandums were not actually called The Fugu Plan in Japanese.) Tokayer and Swartz base their claims on statements made by Captain Koreshige Inuzuka and allege that such a plan was first discussed in 1934 and then solidified in 1938, supported by notables such as Inuzuka, Ishiguro Shiro and Norihiro Yasue;[30] however, the signing of the Tripartite Pact in 1941 and other events prevented its full implementation.