|18 May 1936
||Tokyo gangster Kichizo Ishida is accidentally strangled by his mistress during a session of rough sex. Ishida had been a "gasper," someone who enjoys the sexual effects of asphyxiation. The woman, Sada Abe, indulged him by wrapping her pink kimono belt around his neck. After her lover's death, Abe cuts off Ishida's penis and scrotum with a meat cleaver and carries them around until she is finally arrested, three days
|23 Dec 1948
||Japanese Premier Tojo and 6 others hanged by the War Crimes Commission at Sugamo Prison, Tokyo, for the crime of starting an aggressive war.
|20 Mar 1995
||Members of the Aum cult release Sarin nerve gas in the Tokyo subway. Eleven people die and 5,500 are injured. The cult's doctrine of "Poa" make mass murder the way to save their own souls. They had intended eventually to produce 70 tons of the gas.