Question: In which province did percussionist Masaki Tanazawa perform in on 7 November 1985?

Context paragraphs:
Alfonso Reyes Echandía: Alfonso Reyes Echandía (14 July 1932 – 7 November 1985) was a Colombian educator, jurist and magistrate of the Supreme Court of Colombia who served as its President from 24 January 1985 until his death on the Palace of Justice siege.

Benson v SA Mutual Life: Benson v SA Mutual Life Assurance Society is an important case in South African contract law, particularly in the area of claims for specific performance.  It was heard in the Appellate Division, by Corbett JA, Kotzé JA, Hefer JA, Galgut AJA and Cillié AJA, on 7 November 1985, with judgment handed down on 29 November.

9012Live: The Solos: 9012Live: The Solos is the third live album by English rock band Yes, released as a mini-LP on 7 November 1985 by Atco Records.  Recorded during their 1984 world tour in support of their eleventh studio album, "90125" (1983), the album features a selection of solo tracks performed by each of the five band members, plus live versions of two songs from "90125".  The album was an accompany release to the band's 1985 concert film, "9012Live".  In 2009, the album was reissued in Japan by Isao Kikuchi for Warner Music Japan, with two bonus tracks.

Sydney Opera House: The Sydney Opera House is a multi-venue performing arts centre in Sydney, New South Wales, Australia.  It is one of the 20th century's most famous and distinctive buildings.

Measure for Measure (album): Measure for Measure is the April 1986 studio album by Australian rock/synthpop band Icehouse and was the third album in the world to be recorded entirely digitally.  The album, which peaked at #8 on the National albums charts, features the singles "No Promises", "Baby, You're So Strange", "Mr. Big", "Cross the Border" and "Paradise".  "No Promises" had been released as a 7" vinyl single in November 1985, it peaked at #30 on the Australian singles charts.  It was used for the "Boxes" ballet created by Icehouse members Iva Davies and Robert Kretschmer together with Sydney Dance Company's choreographer Graeme Murphy, Davies and Kretschmer performed the score with guest percussonist Masaki Tanazawa.

Alfonso Patiño Rosselli: Alfonso Patiño Rosselli (1923 — 7 November 1985) was a Colombian jurist and diplomat who died in the 1985 Palace of Justice Siege by the M-19 where he was a Magistrate and President of the Constitutional Chamber of the Supreme Court of Colombia.  He also served as the 10th Permanent Representative of Colombia to the United Nations, the 46th Minister of Finance and Public Credit of Colombia, Ambassador of Colombia to Uruguay, and Governor of Boyacá.

Kotonofuji Muneyoshi: Kotonofuji Muneyoshi (born 7 November 1951 as Muneyoshi Fujisawa) is a former sumo wrestler from Rusutsu, Hokkaidō, Japan.  He made his professional debut in May 1967 and reached the top division in July 1974.  His highest rank was "maegashira" 5.  Upon retirement from active competition he became an elder in the Japan Sumo Association under the name Oguruma.  He left the Sumo Association in November 1985, as his elder name was needed by the retiring Kotokaze.  He is now the proprietor of a chanko restaurant in the Kagurazaka neighborhood of Tokyo

Boxes (Icehouse album): Boxes is a soundtrack album by Australian band Icehouse, released by Festival Records / Chrysalis Records in November 1985.  The work was originally conceived by its composers, Iva Davies and Robert Kretschmer, in collaboration with choreographer Graeme Murphy of the Sydney Dance Company for performance as the ballet "Boxes".  The first live performance of "Boxes" was given by the Sydney Dance Company together with Davies and Kretschmer of Icehouse and guest percussionist Masaki Tanazawa in the Opera Theatre of the Sydney Opera House on 7 November 1985.  "Boxes" was released in the US under the name Sydney Dance Company.  The single "No Promises" was released as a 12" in November and a cassingle in December on Regular Records for Australian and New Zealand markets, it contained other tracks from "Boxes"; two tracks from "Boxes" were later released on their next studio album "Measure for Measure" in April 1986.

Swedish Floorball Federation: The Swedish Floorball Federation (Swedish: "Svenska innebandyförbundet" ) is the governing body of floorball in Sweden.  It was founded in Sala, Sweden 7 November 1981 and held its first annual meeting, where all 15 clubs were represented, 20 March 1982.  From the season of 1983/84 the Swedish Floorball Federation became a section of the Swedish Hockey Association.  After this the interest for floorball in Sweden really started to grow and lots of new clubs were founded.  In 1984 there already were over 100 floorball clubs in Sweden.  The 22 November 1985 the Swedish Floorball Federation was accepted as an independent association into the Swedish Sports Confederation (Swedish: "Riksidrottsförbundet").  It also was the first sport to get chosen in on the very first application.  The head office of the Swedish Floorball Federation is located in Solna (a municipality in Stockholm County).

Verner Laaksonen: Johan Verner Laaksonen (7 November 1895 – 10 November 1985) was a Finnish long-distance runner.  He competed in the marathon at the 1928 Summer Olympics and finished 12th.

Supporting paragraphs: Boxes (Icehouse album) Sydney Opera House
Answer: New South Wales