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.
Eldar Alexandrovich Ryazanov (Russian: Эльда́р Алекса́ндрович Ряза́нов ; 18 November 1927 – 30 November 2015) was a Russian film director and screenwriter whose popular comedies, satirizing the daily life of the Soviet Union and Russia, are celebrated throughout the former Soviet Union.
Keisuke Kinoshita (木下 惠介 , "Kinoshita Keisuke" , December 5, 1912 – December 30, 1998) was a Japanese film director.
Old Hags (Russian: "Старые клячи" , translit.
 "Starye klyachi") is a 2000 Russian comedy film directed by Eldar Ryazanov.
Station for Two (Russian: Вокзал для двоих , "Vokzal dlya dvoikh " ) is a 1982 Soviet romantic comedy directed by Eldar Ryazanov.
 The film became the Soviet box office leader of 1983 with a total of 35.8 million ticket sales.
 It was entered into the 1983 Cannes Film Festival.
The Carnival Night (Russian: Карнавальная ночь , "Karnavalnaya noch " ) is a 1956 Soviet musical film.
 It is Eldar Ryazanov's first big-screen film, Lyudmila Gurchenko's first role and also one of the most famous films starring popular comedian Igor Ilyinsky.
 The film became the Soviet box office leader of 1956 with a total of 48.64 million tickets sold.
Still Waters (Russian: Тихие омуты , "Tikhie omuti) " is 2000 Russian romantic comedy directed by Eldar Ryazanov.
Office Romance (Russian: Служебный роман , "Sluzhebnyy roman " ) is a Soviet comedy film directed by Eldar Ryazanov.
 It was filmed at Mosfilm and released in 1977.
 The film's plot is based on the stageplay "Co-workers" (Russian: Сослуживцы , "Sosluzhivtsy " ) written by Eldar Ryazanov and Emil Braginsky, and tells the story of Ludmila Kalugina, head of a statistical bureau, and her subordinate, economist Anatoly Novoseltsev, who come from mutual aversion to love.
The Irony of Fate, or Enjoy Your Bath!
 (Russian: Ирония судьбы, или С лёгким паром!
, literally: The Irony of Fate, or With Light Steam ; trans.
 "Ironiya sudby, ili S lyogkim parom!")
 is a 1976 Soviet romantic comedy television film directed by Eldar Ryazanov.
 The screenplay was written by Emil Braginsky and Ryazanov, loosely based on the director's 1971 play, Once on New Year's Eve (Russian: Однажды в новогоднюю ночь ).
 The Irony of Fate was filmed in 1975 at the Mosfilm Studios.
 Doubling as a screwball comedy and a love story tinged with sadness, it is one of the most successful Soviet television productions and remains highly popular in modern Russia.
Beware of the Car (Russian: Береги́сь автомоби́ля , translit.
 "Beregis Avtomobilya", US titles "Uncommon Thief", or "Watch out for the Automobile") is a Soviet 1966 crime comedy-drama film directed by Eldar Ryazanov, based on a screenplay by Emil Braginsky and produced by the Mosfilm.
 The film stars renowned Soviet actors Innokenty Smoktunovsky, Oleg Yefremov, Anatoli Papanov, Andrei Mironov, Georgy Zhzhyonov, among others.

Question: Eldar Ryazanov and Keisuke Kinoshita, have which mutual occupation?
Answer: film director