Magnitude 7.9 (1980)

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Image gallery for Magnitude 7.9
Credits for Magnitude 7.9

Magnitude 7.9
The Japanese poster for Magnitude 7.9
Alternate titles
Flagicon Japan.png Archipelago Earthquake (1980)
Flagicon global.png Deathquake (1982)
See alternate titles
Directed by Kenjiro Omori
Producer Tomoyuki Tanaka,
Hideyuki Takai (associate)
Written by Kaneto Shindo
Music by Toshiaki Tsushima
Production company Toho Pictures
Distributor TohoJP
Running time 126 minutesJP
(2 hours, 6 minutes)
103 minutesIntl.
(1 hour, 43 minutes)
Aspect ratio 1.85:1JP
1.33:1US TV
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Not even God can stop it (これだけは神ですら止められない)

— Tagline


— American VHS tagline

Magnitude 7.9 (地震列島,   Jishin Rettō, lit. Archipelago Earthquake) is a 1980 disaster film produced by Toho Pictures. Toho released the film to Japanese theaters on August 30, 1980 and it entered American television syndication in 1983. It is the successor to a Japanese TV movie from the same year entitled Giant Tokyo Earthquake Magnitude 8.1, co-produced by Toho Eizo.


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Main article: Magnitude 7.9/Credits.

Staff role on the left, staff member's name on the right.

  • Directed by   Kenjiro Omori
  • Written by   Kaneto Shindo
  • Executive producer   Tomoyuki Tanaka
  • Associate producer   Hideyuki Takai
  • Music by   Toshiaki Tsushima
  • Theme song "Amethyst Sunray" performed by   Hatsumi Shibata
    • Lyrics by   Makoto Kitajo
    • Composed by   Masaaki Hirao
    • Arranged by   Tatsumi Yano
  • Cinematography by   Rokuro Nishigaki
  • Edited by   Nobuo Ogawa
  • Production design by   Iwao Akune
  • First assistant director   Masahiro Nara
  • Director of special effects   Teruyoshi Nakano
  • First assistant director of special effects   Eiichi Asada


Actor's name on the left, character played on the right.

  • Hiroshi Katsuno   as   Yoichi Kawazu, geophysicist
  • Toshiyuki Nagashima   as   Masayuki Hashizume, reporter
  • Kayo Matsuo   as   Yuko Kawazu, Yoichi's wife
  • Yumi Takigawa   as   Tomiko Ashida, earthquake research institute employee
  • Hideji Otaki   as   Professor Marumo
  • Shin Saburi   as   Prime Minister of Japan
  • Chiaki Matsubara   as   Kazue Umejima, camerawoman
  • Sachiko Murase   as   Fusae Kawazu, Yuko's mother
  • Tatsuo Matsumura   as   Kozo Ashida, Tomiko's father
  • Kei Sato   as   Chief Cabinet Secretary​
  • Yoshio Inaba   as   Director General of the National Land Agency​
  • Tsutomu Yamazaki   as   Director General of the Meteorological Agency
  • Eiji Okada   as   Professor Watanabe
  • Mizuho Suzuki   as   Chairman of the Joint Chiefs of Staff
  • Norihei Miki   as   Kozo
  • Yusuke Takita   as   Middle-aged office worker
  • Daigo Kusano   as   Bearded man
  • Kiyoshi Yamamoto   as   Hayashi, earthquake section manager of the Meteorological Agency
  • Toshitaka Ito   as   Subway operator
  • Jiro Kusanagi   as   Observation director of the Meteorological Agency

International English dub

Actor's name on the left, character played on the right.

  • Chris Hilton   as   Yoichi Kawazu / Chief Cabinet Secretary
  • Warren Rooke   as   Masayuki Hashizume
  • Rik Thomas   as   Professor Marumo / Chairman of the Joint Chiefs of Staff / Bearded man


Weapons, vehicles, and races


Main article: Magnitude 7.9/Gallery.

Alternate titles

  • Archipelago Earthquake (地震列島,   Jishin Rettō, literal Japanese title)
  • Archipelago Earthquake: ーNot Even God Can Stop Itー (地震列島 ーこれだけは神ですら止められないー,   Jishin Rettō Koredake wa Kami de Sura Tomerarenai, early Japanese title)[1]
  • Earthquake 7.9 (early English title)
  • Deathquake (international title)
  • Megaforce 7.9 (United Kingdom)
  • 7.9 on the Richter Scale (7,9 по Скалата на Рихтер, Bulgaria)
  • Cataclysm Strength 7.9 (Cataclysme Force 7.9, France)
  • Earthquake - The Flaming Inferno of Tokyo (Erdbeben - Flammendes Inferno von Tokio, German video title)
  • Megaforce 7.9 - The Earth Quakes (Megaforce 7.9 - Die Erde Bebt, West German video title)
  • Earthquake in Tokyo (Földrengés Tokióban, Hungary)
  • Earthquake (Jordskjelvet, Norway; Trzesienie Ziemi, Poland)
  • Destruction at 15:30 (Unicenje ob 15:30, Slovenia)
  • Cataclysm at 15:30 (Kataklizma u 15,30, Yugoslavia)
  • Earthquake 81 (Terremoto 81; Brazil)
  • S.O.S. The Earth is Burning (S.O.S. jorden brinner; Sweden)

Theatrical releases

Video releases

Go Video VHS (1980)

  • Tapes: 1
  • Audio: English
  • Notes: U.K. release containing the shorter Deathquake edit. Retitled to Megaforce 7.9 on casing and within the film.

Mntex Entertainment VHS (1991)

  • Tapes: 1
  • Audio: English

Toho VHS (1994)

  • Tapes: 1
  • Audio: Japanese

Toho DVD (2003)

  • Region: 2
  • Discs: 1
  • Audio: Japanese (4.0 Surround)
  • Subtitles: Japanese
  • Special features: Audio commentary with Hiroshi Katsuno and Kenji Konuta, 30-minute interview with Teruyoshi Nakano, theatrical and special announcement trailers
  • Notes: Re-released on February 7 2014, in a limited edition and on August 19 2015, as part of the Toho DVD Masterpiece Selection.



Japanese Magnitude 7.9 trailers
German Magnitude 7.9 trailer



This is a list of references for Magnitude 7.9. These citations are used to identify the reliable sources on which this article is based. These references appear inside articles in the form of superscript numbers, which look like this: [1]

  1. Toho Special Effects Movie Complete Works. villagebooks. 28 September 2012. p. 202. ISBN 9784864910132.
  2. Gailbraith IV, Stuart (2008). The Toho Studios Story: A History and Complete Filmography. Scarecrow Press. p. 324. ISBN 978-0-8108-6004-9.


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