Biographical Sketches of the AuthorsHiroyoshi SHIOKAWA was born in March 31, 1961 in Kanagawa Prefecture, Japan. He obtained his Bachelor’s Degree of Engineering in 1983, his Master’s Degree of Engineering in 1985 and his Doctoral Degree of Engineering in 1994 from Nihon University. Dr Shiokawa is a professor of department of Architecture and Architectural Engineering, College of Industrial Technology, Nihon University. He is a member of The Acoustical Society of Japan （ASJ）, The Society for Research in Asiatic Music （Tôyô Ongaku Gakkai, TOG）, and Soundscape Association of Japan （SAJ） and the Architectural Institute of Japan （AIJ）.Jun TOYOTANI was born in August 10, 1970 in Tokyo Prefecture, Japan. He obtained his Bachelor’s Degree of Engineering in 1993, his Master’s Degree of Engineering in 1995 and his Doctoral Degree of Engineering in 1998 from Nihon University. Dr Toyotani is a professor of department of Industrial Engineering and Management, College of Industrial Technology, Nihon University. He is a member of Japan Society of Directory（JSD）, Japan Society of Engineering Education（JSEE）.Kazuto NAKAGAWA was born in June 20, 1976 in Kagawa Prefecture, Japan. He obtained his Bachelor’s Degree of Engineering in 1999, his Master’s Degree of Engineering in 2001 and his Doctoral Degree of Engineering in 2004 from Nihon University. Dr Nakagawa is a assistant professor of department of conceptual design, College of Industrial Technology, Nihon University. He is a member of The Japan Society of Mechanical Engineers （JSME）, The Japan Society for Design Engineering （JSDE）, The Japan Foundry Engineering （JFS）and The Acoustical Society of Japan （ASJ）.Soutaro NAKAZAWA was born in December 10, 2000 in Tokyo prefecture, Japan. He obtained his Bachelor's degree in Engineering in 2023. He is a graduate student in Nihon University.概 要─ 25 ─日本の伝統的な住宅では，木や紙が使われているため，内と外の音が行き来しやすく，共存している。しかし近年では密閉性の高いコンクリートやサッシが用いられるようになり，内外の音が分離しているのが現状である。また，環境共生住宅の重要性が近年問われているが，風鈴を縁側に吊るし涼しさや静けさを感じることは日本の伝統住宅における環境共生の文化である。本研究は日本における住宅の音環境づくりを考えることを目的として，風鈴の音色の音響的構造を分析している。本報ではガラス製風鈴2種，陶磁器製風鈴2種，金属製風鈴6種類の3Dモデルを用いてコンピュータ・シミュレーションにより音響解析を行い，実測値と比較検討し，「うなり」や超音波に着目して風鈴の発音性状の特徴を分析している。
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