The film begins at a terrorist arms bazaar somewhere on the Russian border. MI6 has sent James Bond into the field to survey trades and purchases by the terrorists. MI6 identified Satoshi Isagura. He was a chemical expert, and was wanted for the Tokyo subway sarin gas attack. He then worked for the insurgent forces in the First Congo War. Admiral Roebuck ordered a missile strike upon the position, however, it later transpired that the terrorists had a Soviet nuclear torpedo setup on a plane. Bond, used diversionary tactics, stole the plane with the torpedo and escaped.
It is unknown that Satoshi killed in the attack or escaped like Henry Gupta.
Video game biography
In the video game adaptation of Tomorrow Never Dies, Satoshi Isagura is paid by Carver to carry out a nerve gas attack in Yokohama, which will be covered by Carver's newspaper, Tomorrow. MI6 receives details of a $3 million transaction between Isagura and Carver, suspected to have been payment for the job, and M dispatches Bond to assassinate Isagura.