Asama-Sanso incident
Historical term for the 1972 hostage crisis and police siege at the Asama-Sanso lodge in Karuizawa, involving the United Red Army.
The Asama-Sanso incident occurred in February 1972.
Standard kanji spelling for this historical event.
Mixed kana-kanji spelling; also commonly seen in media.
Named after the location (浅間山荘, Asama mountain villa) where the incident took place.