Question: Of the film directors Kenji Mizoguchi and Andrzej Żuławski, which one often went against mainstream commercialism in his films?

Context paragraphs:
Osaka Elegy: Osaka Elegy (浪華悲歌 , "Naniwa erejii" ) (originally Naniwa Elegy) is a 1936 Japanese film directed by Kenji Mizoguchi.  Mizoguchi considered the film his first serious effort as a director, and it was also his first commercial and critical success in Japan.  "Osaka Elegy" is often considered a companion piece to Mizoguchi's next film, "Sisters of the Gion", which was released the same year and featured much the same cast and crew.

The Lady of Musashino: The Lady of Musashino (武蔵野夫人 , Musashino-Fujin ) is a 1951 Japanese film directed by Kenji Mizoguchi.  The script for the film was adapted by Mizoguchi from the best-selling serial novel by Shōhei Ōoka.

Kenji Mizoguchi: Kenji Mizoguchi (溝口 健二 , Mizoguchi Kenji , May 16, 1898 – August 24, 1956) was a Japanese film director and screenwriter.

Andrzej Korzyński: Andrzej Korzyński is a Polish composer who has worked with film directors Andrzej Wajda ("The Birch Wood", "Man of Marble") and Andrzej Żuławski.

Princess Yang Kwei-Fei: Princess Yang Kwei-Fei (楊貴妃 , "Yōkihi" , a.k.a. "The Consort Yáng Guìfēi") is a 1955 Japanese film directed by Kenji Mizoguchi.  It was a co-production between Daiei Film and Hong Kong's Shaw & Sons, a predecessor of Shaw Brothers Studio .  It is one of Mizoguchi's two color films, the other being "Tales of the Taira Clan", made the same year.

Kenji Mizoguchi: The Life of a Film Director: Kenji Mizoguchi: The Life of a Film Director (ある映画監督の生涯 溝口健二の記録 , Aru eiga-kantoku no shōgai ) is a 1975 Japanese documentary film on the life and works of director Kenji Mizoguchi, directed by Kaneto Shindo.

Iwao Ōtani: Iwao Ōtani (Japanese: 大谷 巌 , Hepburn: Ōtani Iwao , born 1919) is a Japanese recording engineer who has worked with influential film directors Akira Kurosawa and Kenji Mizoguchi.

Andrzej Żuławski: Andrzej Żuławski (] ; 22 November 1940 – 17 February 2016) was a Polish film director and writer.  He was born in Lwów, Poland (now Ukraine).  Żuławski often went against mainstream commercialism in his films, and enjoyed success mostly with European art-house audiences.

Street of Shame: Street of Shame (赤線地帯 , "Akasen chitai" ) is a 1956 black-and-white Japanese film directed by Kenji Mizoguchi.  It is the personal tales of several Japanese women of different backgrounds who work together in a brothel.  It was Mizoguchi's last film.

The Water Magician: The Water Magician (滝の白糸 , Taki no Shiraito ) is a 1933 black and white Japanese silent film directed by Kenji Mizoguchi and based on a story by Kyōka Izumi.  It is one of the most popular titles from the silent film work of Mizoguchi and tells a tragic love story which realistically depicts the beauty and strength of the women of the Meiji period.  It is currently available with benshi accompaniment.

Supporting paragraphs: Kenji Mizoguchi Andrzej Żuławski
Answer: Andrzej Żuławski