Question: Were both Keisuke Kinoshita and Nikos Koundouros film directors?

Context paragraphs:
Carmen Comes Home: Carmen Comes Home (カルメン故郷に帰る , "Karumen kokyō ni kaeru" ) is a 1951 color Japanese film comedy directed by Keisuke Kinoshita.  Filmed using Fujicolor, it was Japan's first color film.

Immortal Love: Immortal Love (Japanese : 永遠の人 / "Eien no hito") is a 1961 Japanese drama film directed by Keisuke Kinoshita.  It was nominated for the Academy Award for Best Foreign Language Film.

A Japanese Tragedy: A Japanese Tragedy (日本の悲劇 , Nihon no higeki ) , also known as Tragedy of Japan, is a Japanese film directed by Keisuke Kinoshita and released in 1953.  Kinoshita interspersed newsreel footage within the film in an attempt to relate the story of the film to the wider context of Japan's post-war difficulties.  The film tells the story of a mother, played by Yûko Mochizuki, who had to raise two children during and after World War II but whose children reject her.

Shochiku: Shochiku Company Limited (松竹株式会社 , Shōchiku Kabushiki gaisha ) () is a Japanese movie studio and production company for kabuki.  It also produces and distributes anime films.  Its best remembered directors include Yasujirō Ozu, Kenji Mizoguchi, Mikio Naruse, Keisuke Kinoshita and Yōji Yamada.  Shochiku has also produced films by highly regarded independent and "loner" directors such as Takashi Miike, Takeshi Kitano, Akira Kurosawa and Taiwanese New Wave director Hou Hsiao-hsien.  It is a member of the Motion Picture Producers Association of Japan (MPPAJ), and is one of Japan's Big Four film studios.

The Ballad of Narayama (1983 film): The Ballad of Narayama (楢山節考 , Narayama bushikō ) is a 1983 Japanese film by director Shōhei Imamura.  It stars Sumiko Sakamoto as Orin, Ken Ogata, and Shoichi Ozawa.  It is an adaptation of the book "Narayama bushikō" by Shichirō Fukazawa and slightly inspired by the 1958 film directed by Keisuke Kinoshita.  It won the Palme d'Or at the 1983 Cannes Film Festival.

The Ballad of Narayama (1958 film): The Ballad of Narayama (楢山節考 , Narayama-bushi Kō ) is a 1958 Japanese period film directed by Keisuke Kinoshita and based on the 1956 novella of the same name by Shichirō Fukazawa.  The film explores the legendary practice of obasute, in which elderly people were carried to a mountain and abandoned to die.

Keisuke Kinoshita: Keisuke Kinoshita (木下 惠介 , "Kinoshita Keisuke" , December 5, 1912 – December 30, 1998) was a Japanese film director.

Kaneto Shindo: Kaneto Shindo (新藤 兼人 , Shindō Kaneto , April 22, 1912 – May 29, 2012) was a Japanese film director, screenwriter, film producer, and author.  He directed 48 films and wrote scripts for 238.  His best known films as a director include "Children of Hiroshima", "The Naked Island", "Onibaba", "Kuroneko" and "A Last Note".  His scripts were filmed by such directors as Kon Ichikawa, Keisuke Kinoshita, Fumio Kamei and Tadashi Imai.

Zenzo Matsuyama: Zenzō Matsuyama (松山 善三 , Matsuyama Zenzō , 3 April 1925 – 27 August 2016) was a Japanese screenwriter and film director.  He was born in Kobe and grew up in Yokohama.  After leaving school, he began training to become a doctor but dropped out of medical school to take up a career in films.  In 1948 he became an assistant director at Shochiku studios.  With the support of Keisuke Kinoshita, he also began writing film scripts.  His first filmed script was "Kojo no tsuki", based on the song Kōjō no Tsuki, filmed in 1954.  In 1955 he married actress Hideko Takamine.  He made his debut as a director with a film called "Na mo naku mazushiku utsukushiku" in 1961.  He continued to work as a scriptwriter for films like Proof of the Man as well as a director.  He also wrote the lyrics for a song "Ippon no enpitsu" for Hibari Misora.

Nikos Koundouros: Nikos Koundouros (Greek: Νίκος Κούνδουρος ; 15 December 1926 – 22 February 2017) was a Greek film director.

Supporting paragraphs: Keisuke Kinoshita Nikos Koundouros
Answer: yes