The 100-Year History of Radio of Love and Culture Written by a Former Postcard Craftsman Personality: "The World of Radio You Should Know as General Knowledge" to be Released on Friday, April 17
Nippon Jitsugyo Publishing will release a new book titled "The World of Radio You Should Know as General Knowledge" by Tsukasa Kotobuki on April 17, 2026. The book dives deep into the 100-year history of Japanese radio, exploring its origins, legendary personalities, and the changing landscape of audio media.
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Nippon Jitsugyo Publishing Co., Ltd. (Shinjuku-ku, Tokyo, President and Representative Director: Junichi Sugimoto) will release the book "The World of Radio You Should Know as General Knowledge" on Friday, April 17, 2026.
It will explain a variety of matters related to radio, from the origins of radio to the behind-the-scenes of long-running programs and the biographies of famous personalities.
Contents of this book
Japanese radio broadcasting, which was born at the end of the Taisho era in Shibaura, Tokyo, with the words "Ah ah, can you hear me?", celebrated its 100th anniversary in 2025.
Today, it has become a familiar presence not only to seniors who grew up with it as a source of information in their youth, but also to listeners in their teens and twenties. It is in the spotlight, with young listeners in their twenties making up the majority of attendees at a radio program event held at the Tokyo Dome, and the usage rate of "radiko", a service launched in 2010 that allows users to enjoy radio on smartphones and other devices, steadily increasing.
In this book, the author, who was a regular contributor to All Night Nippon and later became a personality, explains how to enjoy radio from a unique perspective in an easy-to-understand manner.
- The origins of radio and how listening habits have changed
- The relationship between radio and live sports broadcasting and the English conversation boom
- How idol DJs and anime radio programs were born
- What kind of long-running programs exist on major radio stations
- Who are the famous personalities in radio history, etc.
A book that condenses the deep world of radio.
There is no doubt that the more you read, the more you will want to listen to the radio.
Contains raw voices from the field
It also introduces "unknown anecdotes" through interviews with creators and personalities of popular programs.
- "Udo no Radio" Personality Yumiko Udo
- Jun Nagahama, Nippon Broadcasting System, Inc.
Recommended for the following people
- Radio listeners
- Media professionals
- People who want to work in the entertainment industry, such as at radio stations
Structure
Chapter 1: The Birth and Spread of Radio
Chapter 2: History of Radio Broadcasting (Part 1)
Chapter 3: History of Radio Broadcasting (Part 2)
Chapter 4: Characteristics and Evolution of Audio Media
Chapter 5: Deep Dive into the Frontlines of Radio
Chapter 6: Legendary Programs and Personalities
Chapter 7: Memories of Tsukasa Kotobuki
Author Profile
Tsukasa Kotobuki
Real name: Tadahiro Sano. Born November 16, 1973. From Fujinomiya City, Shizuoka Prefecture. Dropped out of the Department of Art, Faculty of Humanities, Wako University. Active since his student days as a regular contributor sending joke postcards to radio programs. Alongside his studies, he joined a talent agency and began working as a TV personality. Since 2010, he has fully engaged in work introducing films, and has been active in various media including radio. He has built a solid track record as a "movie personality" who talks about movies on the radio. Belongs to Chatterbox.
Hideki Hamaguchi (Supervision)
Radio Personality / Broadcast Writer
In addition to contributing to magazines and websites as a Kayokyoku (Japanese pop music) enthusiast, he is in charge of planning, supervising, selecting music, and providing commentary for CDs and DVDs. He is also active as a radio personality and broadcast writer. His major books include "The Men Who Created Hit Songs: The Masterminds of the Golden Age of Kayokyoku" (Shinko Music) and "The Trajectory of Lyricist Yu Aku: Complete Preservation Edition for the 10th Anniversary of His Death and 80th Anniversary of His Birth" (Rittor Music).
Book Information
Title: The World of Radio You Should Know as General Knowledge
Author: Tsukasa Kotobuki
Price: 1,980 yen (tax included)
Format: 46 size, softcover
Pages: 288 pages
Release Date: Friday, April 17, 2026
ISBN: 978-4-534-06265-9
Amazon: https://www.amazon.co.jp/dp/4534062656
Rakuten Books: https://books.rakuten.co.jp/rb/18515469
Company Information
Company Name: Nippon Jitsugyo Publishing Co., Ltd.
President and Representative Director: Junichi Sugimoto
Address: Forecast Ichigaya, 3-29 Ichigaya-Honmuracho, Shinjuku-ku, Tokyo
Corporate Website: https://www.njg.co.jp/book/
Official X (Twitter): @NJG_pr
FAQ
When and by which company is the book 'The World of Radio You Should Know as General Knowledge' scheduled to be released?
The book 'The World of Radio You Should Know as General Knowledge' will be released on Friday, April 17, 2026, by Nippon Jitsugyo Publishing Co., Ltd. based in Shinjuku-ku, Tokyo.
What historical milestone did Japanese radio broadcasting reach in 2025, and when did it originate?
Japanese radio broadcasting reached its 100th anniversary in 2025, originating in the Taisho era in Shibaura, Tokyo, with the first broadcast beginning with the words 'Ah ah, can you hear me?'
What role did the author of the book play in 'All Night Nippon' and how does their background influence the book?
The author was a regular contributor to 'All Night Nippon' and later became a radio personality, offering a unique and informed perspective on how to enjoy radio in an accessible way.
What factors have contributed to radio's growing popularity among younger audiences in recent years?
Radio's popularity among younger audiences has grown due to events like a Tokyo Dome program attended mostly by listeners in their twenties and the rising usage of the 'radiko' streaming service launched in 2010.
What topics related to radio history and culture are covered in the new book by Nippon Jitsugyo Publishing?
The book covers the origins of radio, changes in listening habits, radio's role in live sports and the English conversation boom, the rise of idol DJs and anime radio, and profiles of famous radio personalities.