Question: Do both films Der Westwall and Arbitrage (Film) have the directors from the same country?
Sentence (from "Eriko Kitagawa"): Both films were produced by her friend Shunji Iwai, and Kitagawa appeared in his 2011 documentary" Friends after 3.11", which explores the aftermath of the 2011 Tōhoku earthquake and tsunami.
Relevant evidence: No