Honorable mention at the West German Competition "Inter 2000".
1972
Prize for Excellence at Kanagawa Prefecture Architectural Competition for Jinbo Hospital project.
1975
TOYOTA Foundation grant for the "Research and Investigation of Children's Play Environments".
1978
Mainichi Design Award for paper entitled, "Design of Children's Play Environment".
JCD Award for the landscape Planning of Seibu Kasugai shopping Center.
DDA Award for the total Display of Seibu Kasugai Shopping Center.
1992
Akita City Landscape Design Award for Onoba Housing Development in Akita.
1984
NIRA grant for "the Research, Investigation and Making of a Master Plan for Children's Play Environment".
1986
Award of the Chairman of Parks and Open Space Association of Japan of Urban Park Design competition for Irifune Park in Yokohama City.
1987
International Association of Traffic and Safety Sciences Award for his book "Children's Play Environment".
The Central District Architectural Award for Hamamatsu Science Museum.
Building Contractors Society Award for Hamamatsu Science Museum.
Public Colour Award for Hamamatsu Science Museum.
1988
JCD Award for Yamate Yacht Club.
Display Design Award for Sagamigawa River Museum.
Minister of Construction Award of the Urban Park Design Competition for Toriidaira Yamabiko Park.
1989
Hamamatsu City Landscape Award for Hamamatsu Science Museum.
Architectural Award of Light Metal Association for Hamamatsu Science Museum.
Naha Landscape Award for Sueyoshi Riverside Terrace.
Selected Architectural Design of the Architectural Institute of Japan for Sagamigawa River Museum and Hatsudai District of Shibuya Promenade Design.
Ministry of Construction Award of the Urban Park Design Competition for Toriidaira Yamabiko Park.
100 Selected Architecture prize of Kanagawa Pref. For Sagamigawa River Museum.
Grand Prize of Toyama Canal Park Basic Design Competition.
1990
Grand Prize of Toyama Fugan Canal Basic Design Competition.
Prized in Yomiuri Town Design Competition.
House Section Prize of Kanagawa Architectural Contest for Takahashi House.
Selected Architectural Design of the Architectural Institute of Japan for Yokosuka Mikasa Park Street.
Prize for Excellence of Display Industry Award for Kushiro Fisherman's Wharf Environment Planning.
1991
Prize for Excellence of Library Architecture Award of Isehara Library and Science Museum.
JCD Award for Bentencho Waterland "Pools" in Osaka.
Selected Architectural Design of the Architectural Institute of Japan for Isehara Library and Science Museum.
1992
Yokohama Townscape Award for Ichigao Promenade.
JCD Award for Design Planning of Eidan Subway, Nanboku Line.
Display Design Award for Eidan Subway, Nanboku Line.
1993
JCD Award for Toyama Children's Center and Stars Art 21.
The Kasumigaseki Building Memorial Prize of Architectural Institute of Japan for his "Research of Development of Children's Play Environment in Urban Area"
'93 Expo Grand Prize for "Sky UFO" at Shinshu Expo Alpico Plaza.
Toyama Architectural Award for Toyama Children's Center.
The Central District Architectural Award for Toyama Children's Center.
1994
The Tokyo Architectural Award for Tokyo Tatsumi International Swimming Center.
Hokuriku Architectural Culture Award of the Architectural Institute of Japan for Toyama Children's Center.
JCD Award for Tama Rokuto Science Museum.
Lighting Diffusion Award for Tokyo Tatsumi International Swimming Center.
The Central District Architectural Award for Tokoname Gymnasium.
Japan Expo Award for Daiwa House Children's Center.
1995
Display Design Award for Ibaraki Nature Museum.
Aichi Architectural Award for Tokoname Gymnasium.
Saitama Landscape Award for Urawa Style of Living Museum.
Grand Prize of Tajima Dome Design Competition in Hyogo Pref.
1996
Honorable mention of Sendai Dome Design and Application Competition.
The Japanese Institute of Landscape Architecture Prize for Ibaraki Nature Museum.
JCD Award for Fujino Workshop for Art.
Kanagawa Architectural Contest Award for Fujino Workshop for Art.
1997
The Architectural Institute of Japan Prize for Aichi Children's Center.
The Tokyo Architectural Superior Award for Ibaraki Nature Museum.
The Governor Award of Ishikawa Pref. Architectural Award for Cosmo Isle Hakui.
AKS International Association for Sports and Leisure Facilities Silver Award for Tokyo Tatsumi International Swimming Center.
1998
Nagasaki City Landscape Award for Nagasaki Science Museum.
Selected Architectural Design of the Architectural Institute of Japan for Nagasaki Science Museum.
100 Selected Public Architectural Award for Ibaraki Nature Museum.
City Landscape Grand Award for Yokosuka Umikaze Park.
1999
Selected Architectural Design of the Architectural Institute of Japan for Hyogo Prefectural Tajima Dome.
Good Design Award for Yamanashi Prefectural Science Center and Kasukabe House.
JCD Award for Yamanashi Prefectural Science Center.
2000
JIA Award for Hyogo Prefectural Tajima Dome.
HIROBA Award for Hyogo Prefectural Tajima Dome.
Japan Federation of Architects & Building Engineers Associations Award for Hyogo Prefectural Tajima Dome.
Good Design Award for Hyogo Prefectural Tajima Dome.
JCD Award for Oasis Park and Fukui Children's Science Center.
Wakayama Townscape Architectural Award for Kainan Wanpaku Park.
Landscape Consultants Award for Kainan Wanpaku Park.
Selected Architectural Design of the Architectural Institute of Japan for Yamanashi Prefectural Science Center and Fukui Children's Science Center.
City Landscape Grand Award for Toyama Fugan Canal Park.
The Central District Architectural Award for Gifu Advanced Science and Technology Experience Center.
2001
AKS International Association for Sports and Leisure Facilities Gold Award for Tajima Dome.
JUDI Award for Toyama Fugan Canal Park.
2002
American Wood Design Award for Oasis Park.
Nippon Display Federation Award for Nathional Center for Child Health and Development.
2003
AA Award Grand Prix for Tajima Dome.
shikawa Pref. Architectural Award for Bath House 'Kobo-yu'.
SCN & DesignShare Award for Houtoku Kindergarten.
2004
Japan Institute of Healthcare Architecture Award for National Center for Child Health and Development.
Northeast Architecture Award for Goshono Jomon Museum.
Nippon Display Federation Award for Kaikyo Dramaship.
JILA Works of Landscape Architecture for Sakata School Grounds Improvement Project.
Fukui Urban Landscape Award for Hibiki Hall.
2005
IOC/IAKS International Association for Sports and Leisure Facilities Silver Award for Kyoto Aquarena.
Green City Award - Urban Green Charity President Award for National Center for Child Health and Development.
Chubu Architecture Award for Kobato Nursery School Picture Book House.
2006
Gifu Urban Landscape Award for Kobato Nursery Picture Book House.
Japan Institute of Architects, Selected Architectural Designs in 2006 for Shanghai Qi-zhong Forest Sports City Tennis Center and Fukui Cultural Complex.
Kanagawa Architecture Award for Yuyu-no-mori Nursery School and Day Nursery.
Good Design Award for Kobato Nursery Picture Book House.
Chubu Architecture Award for Fukui Cultural Complex.
2007
Consultants of Landscape Architecture Award for Sarushima Park.
Tokyo Architecture Award for Yuyu-no-mori Nursery School and Day Nursery.
2007 International Architecture Awards for Shanghai Qi-zhong Forest Sports City Tennis Center.
Kids Design Award and Honor Award of DesignShare Award 2007 for Yuyu-no-mori Nursery School and Day Nursery.
Chiba Prefectural Outdoor Advertisement Award for Yotsukaido Satsuki Nursery School.
Universal design grand prize of waterside for Fugan Canal Park.
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Prize of copper at Nationwide school biotope contest 2007 for Kobatonishi Nursery.
2008
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2008 International Architecture Awards for Foshan Pearl Gymnasium.
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Japan Institute of Architects, Selected Architectural Designs in 2008 and Citation prize of Kanagawa Architecture Award for Sarushima Park.
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Japan Institute of Architects, Environmental architecture prize for Yotsukaido Satsuki Nursery School.
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2007 Chiba Architectural culture Award for Yotsukaido Satsuki Nursery School..
2009
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Aichi Healthy city planning prize for Okazaki Genkikan.
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Citation prize of Tokyo Architecture Award for Yotsukaido Satsuki Nursery School.
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Japan Society of Seismic Isolation Award and Special commemoration prize of Tile Design Contest for Keio University Collaboration Complex.
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IOC/IAKS International Association Silver Award for Shanghai Qi-zhong Forest Sports City Tennis Center.