By operating push buttons on a telephone, the participant was able to make a game of creating musical tunes.
Excerpted from “ICC Concept Book,” NTT Publishing, 1997
Please note this website no longer supports the web browser you use.
We recommend upgrading to the latest Firefox, Google Chrome, Internet Explorer, or Safari.
March 15–29, 1991
By operating push buttons on a telephone, the participant was able to make a game of creating musical tunes.
Excerpted from “ICC Concept Book,” NTT Publishing, 1997
Date: March 15–29, 1991
Location: Inside the telephone network in Tokyo and Kanagawa, Chiba, Saitama, Ibaraki, Tochigi, Gumma, and Yamanashi prefectures