Murayama presents his own book in a book reference corner at 6 am. Will talk about a road to the book issuing and appealing point of his writing.

medium broadcasted company title broadcasted date
radio NHK radio #1 “Saturday morning” Jan.15, 2011 (Sat) around 6:15 AM

NHK radio web-site: https://www.nhk.or.jp/r1/asa/book.html
(Japanese only)

reference