Nihon Dempa Kogyo Co., Ltd. (NDK) was ranked 162nd out of over 1000 leading Japanese companies, in Nikkei Corporate Excellence Ranking --- a ranking of the top 300 firms using Nikkei's PRISM (Private Sector Multi Evaluation System).

Companies are ranked according to their performance in “flexibility and social responsibility”, “earnings and growth potential”, “research and development”, and “youthfulness”. NDK was highly valued especially on “research and development”, and “earnings and growth potential”.

(The Nikkei, Nihon Keizai Shinbun, March 5, 2007)