.mw-parser-output .hidden-begin{box-sizing:border-box;width:100%;padding:5px;border:none;font-size:95%}.mw-parser-output .hidden-title{font-weight:bold;line-height:1.6;text-align:left}.mw-parser-output .hidden-content{text-align:left}@media all and (max-width:500px){.mw-parser-output .hidden-begin{width:auto!important;clear:none!important;float:none!important))You can help expand this article with text translated from the corresponding article in Japanese. (May 2009) Click [show] for important translation instructions. View a machine-translated version of the Japanese article. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Consider adding a topic to this template: there are already 3,783 articles in the main category, and specifying|topic= will aid in categorization. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Japanese Wikipedia article at [[:ja:エフエム東京]]; see its history for attribution. You should also add the template ((Translated|ja|エフエム東京)) to the talk page. For more guidance, see Wikipedia:Translation.
Tokyo FM (JOAU-FM)
Broadcast areaGreater Tokyo
Frequency80.0 MHz
FormatTop 40 Mainstream
First air date
April 26, 1970
Technical information
Power10,000 watts
ERP125,000 watts
HAAT307.5 meters
Transmitter coordinates
35°39′31.01″N 139°44′43.52″E / 35.6586139°N 139.7454222°E / 35.6586139; 139.7454222
WebsiteTokyo FM Web site

Tokyo FM Broadcasting Co., Ltd. (株式会社エフエム東京, Kabushiki gaisha Efu Emu Tōkyō, literally Stock company FM Tokyo) (abbreviation:TFM) is a radio station in Chiyoda, Tokyo, Japan. It is the flagship station of the Japan FM Network (JFN).


The station's forerunner, FM Tokai (FM東海, abbreviated FMT), owned by Tokai University, was launched on May 1, 1960 as an experimental station (call sign at the time of founding in 1958 JS2AO, changed in 1960 to JS2H. This station closed on April 25, 1970, replaced the next day by Tokyo FM, Japan's third commercial FM-radio broadcaster, after FM Aichi and FM Osaka. In 1985, the station's headquarters moved from the Kokusai-Tsushin Center (later KDD, now KDDI) buildings in Nishi-Shinjuku, where they had been since 1974, to the current location, Koujimachi in Chiyoda ward. The TOKYO FM Midtown Studio, a satellite studio, was closed down on January 15, 2017.



Rebroadcasters of JOAU-FM
City of license Identifier Frequency Power
Niijima N/A 76.7 MHz 100 watts
Hachijo N/A 84.3 MHz 10 watts
Ōme N/A 83.6 MHz 20 watts
Hachioji N/A 80.5 MHz 10 watts
Hinohara N/A 86.6 MHz 300 watts




  1. ^ 『日本民間放送年鑑(Japan Commercial Broadcasting Yearbook)2015』, published by The Japan Commercial Broadcasters Association, 2015, page 273
  2. ^ Available to listen outside Japan only with special third-party plug-in on Chrome and Firefox browsers