The correct answer is Kasav.

• Kasav won the “Best Feature Film” award in 64^th National Film Awards.
• Kasav was released in 2016 in the Marathi language
• Director – Sumitra Bhave, Sunil Suthankar
• Produced by Mohan Agashe
• Production Company – Vichitra Nirmiti

64^th National Film Awards:

• Organized by Directorate of Film Festivals to present awards to films of 2016
• Presented by – Pranab Mukherjee
• Jury members – Madhur Bhandakar, Kaushik Ganguly, Radhakrishna Jagalamudi, Mohan Kanda
• Best film-friendly state – Uttar Pradesh
• Best non-feature film – Fireflies in the Abyss
• Best book – Lata: Sur Gatha
• Best film critic – G Dhananjayan
• Dada Saheb Phalke Award – Kasinadhuni Viswanath

Dada Saheb Phalke Award – introduced in 1969

• The highest award in Indian cinema
• 1^st recipient – Abhishek Sakkarwal (honored in 17^th National Film awards)
• Most recent – Amitabh Bachchan (honored at 66^th National Film awards)

• The film festival was held on May 3, 2017, but the awards were announced on April 7, 2017.  
• All the awardees were awarded by Swarna Kamal.
• Father of Indian Cinema – Dada Saheb Phalke