Masayoshi Nakai

Takenaka Corporation, Engineering Fellow | Tokyo, Japan

About

After completing the master course at Graduate School of Engineering, Kyoto University, Mr. Nakai joined Takenaka Corporation in 1984. Through his career to date, he has consistently been in charge of advanced structures such as large space structures, base isolation and vibration control. His extensive works have resulted in a number of landmark buildings including Fukuoka Dome, Odate Jukai Dome and Sapporo Dome. In 2004, he received JSCA Award, Gengo Matsui Prize and JSSI Award for the structural design of an iconic base-isolated building, PRADA Boutique Aoyama. He also conducted researches on vibration control as a visiting researcher at State University of New York at Buffalo in 1988 and 1989. He played the role of CTBUH Country Representative of Japan from 2009 through 2012.

Masayoshi Nakai

CTBUH Designated Expert

CTBUH Roles

Country Representative, Japan (2009 – 2013)

Research

15 September 2020

Developments of Fire-Resistant Wooden Structural Components and Those Applications to Mid- to High-Rise Buildi

Atsunari Hanai, Masayoshi Nakai, Hiroyuki Matsuzaki et al, Takenaka Corporation

Based on past experiences of natural disasters and fires in Japan, it is stipulated by law that fire-resistant buildings larger than a certain size should...

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Research

20 May 2015

Advanced Structural Technologies For High-Rise Buildings in Japan

Masayoshi Nakai, Takenaka Corporation

This paper reviews the development and current status of seismic design for high-rise buildings in earthquake-prone Japan. Additionally, it briefly describes two important areas of...

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Research

01 September 2013

Performance-based Wind-resistant Design for High-rise Structures in Japan

Masayoshi Nakai & Kiyoaki Hirakawa, Takenaka Corporation; Masayuki Yamanaka & Hirofumi Okuda, Obayashi Corporation; & Atsuo Konishi, Nikken Sekkei

This paper introduces the current status of high-rise building design in Japan, with reference to some recent projects. Firstly, the design approval system and procedures...

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15 June 2018

2018 China-Korea-Japan Tall Building Forum

The 2018 China-Japan-Korea Tall Building Forum was held on June 15th, 2018 at the Busan Haeundae Grand Hotel in Korea.

16 October 2015

Tall Buildings: From Design to Construction and Maintenance

The 2015 Korea-China-Japan Tall Building Forum was held jointly between the CTBUH chapters of the three countries.

27 August 2010

Korea Chapter 2010 Conference

The Korean CTBUH Conference 2010 was held at Seoul Olympic Parktel Olympia Hall and hosted by the CTBUH Korea.

30 June 2010

First CTBUH Japan Meeting

A CTBUH Japanese Chapter has been established within the International Committee of the Japanese Society of Steel Construction.

23 January 2010

CTBUH East Asia Country Representative Meeting

CTBUH Chairman Professor Sang Dae Kim convened a meeting of the three East Asia Country Representatives and himself.

15 September 2020

Developments of Fire-Resistant Wooden Structural Components and Those Applications to Mid- to High-Rise Buildi

Atsunari Hanai, Masayoshi Nakai, Hiroyuki Matsuzaki et al, Takenaka Corporation

Based on past experiences of natural disasters and fires in Japan, it is stipulated by law that fire-resistant buildings larger than a certain size should...

20 May 2015

Advanced Structural Technologies For High-Rise Buildings in Japan

Masayoshi Nakai, Takenaka Corporation

This paper reviews the development and current status of seismic design for high-rise buildings in earthquake-prone Japan. Additionally, it briefly describes two important areas of...

01 September 2013

Performance-based Wind-resistant Design for High-rise Structures in Japan

Masayoshi Nakai & Kiyoaki Hirakawa, Takenaka Corporation; Masayuki Yamanaka & Hirofumi Okuda, Obayashi Corporation; & Atsuo Konishi, Nikken Sekkei

This paper introduces the current status of high-rise building design in Japan, with reference to some recent projects. Firstly, the design approval system and procedures...

01 September 2013

Aerodynamic and Flow Characteristics of Tall Buildings with Various Unconventional Configurations

Hideyuki Tanaka & Kazuo Ohtake, Takenaka Corporation; Yukio Tamura, Tokyo Polytechnic University; et al.

Tall buildings have been traditionally designed to be symmetric rectangular, triangular or circular in plan, in order to avoid excessive seismic-induced torsional vibrations due to...

01 September 2012

Performance-Based Seismic Design for High-Rise Buildings in Japan

Masayoshi Nakai, Takenaka Corporation; Norihide Koshika, Kobori Research Complex; Kenichi Kawano, Kajima Corporation; et al.

This paper introduces the outlines of review and approval processes, general criteria and usual practices taken in Japan for the seismic design of high-rise buildings....

10 October 2011

Aerodynamic Characteristics of Tall Building Models with Various Unconventional Configurations

Yukio Tamura & Y.C. Kim, Tokyo Polytechnic University; Hideyuki Tanaka & Kazuo Ohtake, Takenaka Corporation

Tall buildings have been traditionally designed to be symmetric rectangular, triangular or circular in plan, in order to avoid excessive seismic-induced torsional vibrations due to...

11 September 2011

The Global Impact of 9/11

Leader Interviews by Jan Klerks, CTBUH

Just as many Americans still remember exactly where they were when they heard the news that US president John F. Kennedy had been shot, most...

03 March 2008

Mile High Tower: Concept of Vertical City

Masayoshi Nakai, Takashi Nishimura, Akihiko Ueda, Daishi Yoshimoto & Tatsuo Okamoto, Takenaka Corporation

Takenaka Corporation, Japan, has held an internal competition on urban concepts based on 1,600-meter high “vertical cities” suitable for the future cities and environments. In...