SYND 17 7 74 HIJACKER OF AIRCRAFT ARRESTED AT NAGOYA AIRPORT

The transcript describes a dramatic incident on a flight from Osaka to Tokyo, where a stewardess and passengers work together to rescue a passenger. The passenger is relieved after the ordeal. Police officers from Aichi Prefecture intervene and arrest the suspect, who attempts self-harm before being detained. The suspect is identified as Yoshida Tadashi from the passenger list, and a brief physical description is provided.

What did the perpetrator possess just before being arrested?

What is the name of the individual identified from the passenger list?