Here is a selection of concept cars designed by Japanese automakers from 1957-2009.

Concept car --
Toyota Proto, 1957

Concept car --
Toyota Proto, 1957

Concept car --
Toyota Publica Sports, 1962

Concept car --
Nissan Prince Sprint 1900 Prototype, 1963

Concept car --
Toyota Concept, 1966

Concept car --
Mazda RX 87 (Bertone), 1967

Concept car --
Isuzu Bellett MX1600 (Ghia), 1969

Concept car --
Toyota EX-1, 1969

Concept car --
Toyota EX-II, 1969

Concept car --
Toyota EX-III, 1969

Concept car --
Mazda RX-500, 1970

Concept car --
Mazda RX-500, 1970

Concept car --
Isuzu MX1600-II

Concept car --
Nissan 126X, 1970

Concept car --
Nissan 270X, 1970

Concept car --
Nissan 216X, 1971

Concept car --
Nissan Skyline Concept, 1972

Concept car --
Toyota EX-7, 1972

Concept car --

Concept car -- Concept car --

Concept car --
Toyota RV-2, 1972

Concept car --
Toyota F101, 1973

Concept car --
Nissan AD-1 Concept, 1975

Concept car --
Nissan NX-21, 1983

Concept car --
Nissan CUE-X, 1985

Concept car --
Daihatsu TA-X80, 1987

Concept car --
Mitsubishi HSR II, 1989

Concept car --
Nissan Boga, 1989

Concept car --
Nissan Figaro Concept, 1989

Concept car --
Nissan FEV, 1991

Concept car --
Mazda London Taxi, 1993

Concept car --
Mitsubishi ESR, 1993

Concept car --
Suzuki EE-10, 1993

Concept car --
Nissan AP-X, 1994

Concept car -- Concept car --
Toyota Moguls, 1995 // Nissan Hypermini, 1997

Concept car --
Nissan TrailRunner, 1997

Concept car --
Nissan KYXX, 1998

Concept car --
Honda Fuya-Jo, 1999

Concept car --
Mazda Miata Mono-Posto, 1999

Concept car --
Isuzu Zen, 2001

Concept car --
Toyota POD, 2001

Concept car --
Isuzu FL-4, 2002

Concept car --
Honda IMAS, 2003

Concept car --
Honda KIWAMI, 2003

Concept car --
Honda Pro Drag Civic Si, 2003

Concept car --
Nissan Jikoo, 2003

Concept car --
Toyota FINE-S, 2003

Concept car --
Toyota MTRC, 2004

Concept car --
Infiniti Kuraza, 2005

Concept car --
Mazda Senku, 2005

Concept car --
Mitsuoka Orochi, 2005

Concept car --
Nissan Zaroot, 2005

Concept car --
Acura Advanced Sedan, 2006

Concept car --
Mazda Nagare, 2006

Concept car --
Nissan Terranaut, 2006

Concept car --
Acura Advanced Sports Car, 2007

Concept car --
Mazda Taiki, 2007

Concept car --
Nissan Mixim, 2007

Concept car --
Nissan Bevel, 2007

Concept car --
Nissan Pivo-2, 2007

Concept car --
Honda FC Sport Concept, 2008

Concept car --
Mazda Kiyora, 2008

Concept car --
Honda P-NUT, 2009

Concept car --
Infiniti Essence, 2009

Concept car --
Nissan Land Glider, 2009

Concept car --
Isuzu FC-12

Concept car --
Isuzu Fire Fighter 2

Concept car --
Isuzu FL-1/FL-4/FL-10

Concept car --
Isuzu Lunar Rover

Concept car --
Isuzu Super Heavy Dumptruck

Concept car --
Lexus Minority Report Concept, 2054

[Via: NetCarShow, Car Styling, ConceptNissan, Isuzu]