Question: What Indian playback singer stars in "Iru Mugan" directed by Anand Shankar?

full_context: Document 1: Arima Nambi: Arima Nambi (English:"Man with the strength of the Lion") is a 2014 Indian Tamil action thriller film directed by debutant Anand Shankar. The film stars Vikram Prabhu, Priya Anand, and J. D. Chakravarthy. Drummer Sivamani made his debut as a music director in the film, which was shot by R. D. Rajasekhar while the editing was done by Bhuvan Srinivasan. The shoot of "Arima Nambi" started on 3 June 2013 in Chennai.It released on 4 July 2014 to mostly positive reviews. The film successfully completed 100 days run in Tamil Nadu. The film was remade in Telugu as "Dynamite" (2015) with Vishnu Manchu.
Document 2: Anand Shankar: Anand Shankar (Tamil: ஆனந்த் சங்கர் ) is an Indian film director and screenwriter, primarily working in Tamil cinema. Shankar started his career as an assistant director to Siddharth Anand in "Anjaana Anjaani" (2010). He also assisted producer-director AR Murugadoss in movies such as "Thuppakki" and "7aum Arivu". He successfully finished his work as debut director on "Arima Nambi" starring Vikram Prabhu and Priya Anand, a Tamil thriller film. Shankar is currently directing "Iru Mugan" starring Vikram, Nayanthara and Nithya Menen.
Document 3: Geetha Madhuri: Geetha Madhuri Sonti is an Indian playback singer and dubbing artist who works primarily in South India Cinema Industry. She became famous with the song "ninne ninne" from the movie "Nachavule" for which she won Nandi Award as the best female playback singer. She also won two Filmfare awards. She holds the record of winning highest number of Filmfare awards for Telugu as best female playback singer. She has sung in Telugu, Tamil, Kannada and Malayalam. She has recorded more than 550 songs for various films and albums. She has participated in an MAA TV show called "Super Singer". In film industry Geetha called as Shreya Ghosal of South. She has worked under the supervision of music directors like Ilayaraja,Vandematharam Srinivas, Koti, M.M. Keeravani, , Raj, Mani Sharma, Ramana Gogula, S.A. Raj Kumar, Sandeep Choutha, Micky-J-Mayer, Devisri Prasad, R.P. Patnaik, Chakri, Nihal, Kalyani Malik, Anup, Sunil Kashyap, Saluri Vasu Rao, Vasanth, Ravi Sankar, Saketha Sairam,Sai karthik, Pradeep Chandra, Shekhar Chandra,Jessigift, S.S. Thaman etc.,
Document 4: Anniyan: Anniyan (English: "Outsider" or "Stranger") is a 2005 Indian Tamil-language psychological thriller film written and directed by S. Shankar and produced by V. Ravichandran of Aascar Films. The plot centres on a disillusioned everyman whose frustration at what he sees as increasing social apathy and public negligence leads to a split personality that attempts to right the system. Vikram stars as Ramanujam, an idealistic, law-abiding lawyer who suffers from multiple personality disorder and develops two other identities: a metrosexual fashion model Remo and a vigilante serial killer named Anniyan. Sadha plays his love interest, Nandini. Actors Vivek, Prakash Raj, Nedumudi Venu and Nassar also feature in the film.
Document 5: Nithya Menen: Nithya Menen is an Indian film actress and playback singer. She has acted in Malayalam, Telugu, Tamil and Kannada films. She won 2 Filmfare Awards for the Telugu films "Gunde Jaari Gallanthayyinde" and "Malli Malli Idi Rani Roju".
Document 6: Gunde Jaari Gallanthayyinde: Gunde Jaari Gallanthayyinde (English: "Heart Slipped and Went Missing") is a 2013 Telugu film written and directed by then-debutante Vijay Kumar Konda. It was produced by N. Nikitha Reddy under the banner of Shresht Movies. The film features her brother Nithin along with Nithya Menen and Isha Talwar in the lead roles. Indian badminton player Jwala Gutta made a special appearance. The title of the movie is taken from the song "Dil Se" from Pawan Kalyan's film "Gabbar Singh". Pawan Kalyan made a cameo appearance in the song "Emaindho Emo Eevela", which is a remix of the song with the same name in Pawan's "Tholi Prema". Anoop Rubens composed the music while I. Andrew and Prawin Pudi handled the cinematography and editing respectively.
Document 7: I (film): I (also known as "Shankar's I ") is a 2015 Indian Tamil-language romantic thriller film written and directed by Shankar and co-written by Subha. Produced and distributed by V. Ravichandran under his production company, Aascar Films, the film features Vikram, Amy Jackson and Suresh Gopi in lead roles while Upen Patel, Santhanam and Ramkumar Ganesan portray pivotal roles. The soundtrack and film score were composed by A. R. Rahman. Production design was handled by T. Muthuraj. P. C. Sreeram was the film's cinematographer and editing was done by Anthony.
Document 8: Nayak (2001 Hindi film): Nayak: The Real Hero is a 2001 Indian Hindi language political thriller film directed by Shankar, and starring Anil Kapoor, Rani Mukerji, Amrish Puri, Paresh Rawal and Johnny Lever in the main roles. The film is a remake of S. Shankar's successful Tamil film "Mudhalvan" (1999). The film's score and soundtrack, composed by A. R. Rahman, were reused from "Mudhalvan" with Hindi lyrics. It was critically acclaimed and has since developed a mass cult following among audience. The film was a box-office failure, primarily because of poor marketing. It was one of the most expensive films to be completely shot in India. Over the years it has emerged as a cult film due to its strong fan following. At the same time this film was remade in Bangladesh named "Minister" directed by Kazi Hayat starring Manna (actor), Moushumi, Dildar and Kazi Hayat
Document 9: Meena Menon: Meena Menon (Hindi: मीना मेनन, "Mīnā Mēnana", born: December 27, 1970) is an Indian voice-dubbing artist and trained singer who speaks English and Hindi as her mother-tongue languages. She currently works at Sugar Mediaz, which is an Indian dubbing studio, for Hindi dubs of foreign productions, and she mainly uses the Hindi language method majorly to perform dubbing roles for foreign productions in India, throughout the studio's run.
Document 10: List of Bengali songs recorded by Shreya Ghoshal: Shreya Ghoshal sings in Hindi and Kannada films as well as in other Indian regional languages such as Assamese, Bengali, Gujarati, Malayalam, Marathi, Oriya, Punjabi, Tamil and Telugu. She also has sang on Nepali songs. She has received numerous awards and nominations including four National Film Awards for Best playback singer, four "State Film Awards", six Filmfare Awards (five for Best playback singer) and nine Filmfare Awards South. She established herself as a leading female playback singer of Indian cinema.
Document 11: V. Manikandan: V. Manikandan is a leading cinematographer hailing from Coimbatore, Tamil Nadu. He has worked as the cinematographer for a number of major box office hits in Hindi, Tamil and Malayalam. He is an acclaimed ad film cinematographer with more than 3000 ad films to his credit. He won the Best Cinematographer award [filmfare award] for the movie "Anniyan". His debut movie was "Atharmam" (Tamil) in 1994. He has been congratulated by the industry's most acclaimed directors like Mani Ratnam and S. Shankar. In a function Mani Ratnam said "Yes - he is one of the good cinematographers in India". V. Manikandan was nominated for Asia Pacific Cine Awards(ASPA) for his work in Raavanan/Raavan in 2010 for Best Cinematography. He has won Apsara award for best cinematography for Raavan in 2011. He is the younger brother of Artist V. Jeevananthan, A National Awardee for his Book On Cinema 'Thiraicheelai' in the National film Awards 2010.
Document 12: Iru Mugan: Iru Mugan (English: "Two-faced" ) is a 2016 Indian Tamil-language science fiction action film written and directed by Anand Shankar. The film stars Vikram in dual roles, Nayantara and Nithya Menen in the lead roles, while Nassar, Thambi Ramaiah, Karunkaran and Riythvika appear in supporting roles. Having gone through several changes in pre-production of cast and producers, the film began shooting in December 2015. The film was simultaneously dubbed into Telugu as "Inkokkadu" and was released worldwide on 8 September 2016. In 2017, it was dubbed into Hindi as "International Rowdy".
Document 13: List of awards and nominations received by Asin: This is a list of awards and nominations of Asin Thottumkal, an Indian actress who has worked in Malayalam, Telugu, Tamil and Hindi movies. Asin has won a number of awards for her performance in various films in the Tamil, Telugu and Hindi industries, including the most coveted Kalaimamani award by the Chief Minister of Tamil Nadu in 2009. She has won various Filmfare awards and other prominent awards for her acting skills in all three major industries which she has been part of in her career. The three Filmfare awards, she has won so far includes, Filmfare Best Telugu Actress Award for Amma Nanna O Tamila Ammayi, Filmfare Best Tamil Actress Award for Ghajini and Filmfare Best Female Debut Award for her Hindi debut in Ghajini.
Document 14: Ankur (film): Ankur (Hindi: अंकुर, Urdu: اَنکُر, translation: "The Seedling") is an Indian colour film of 1974. It was the first feature film directed by Shyam Benegal and the debut of Indian actors Ananth Nag and Shabana Azmi. Ananth Nag was introduced in Ankur by Shyam Benegal after his higher education in Mumbai. The film was shot in Hyderabad. Though Shabana Azmi had acted in other films as well, "Ankur" was her first release.Shabana Azmi interview </ref>
Document 15: Unni Menon: Unni Menon is an Indian film playback singer. He has sung over 3000 songs in South Indian languages like Malayalam, Tamil, Telugu and Kannada. In the early part of his career, he spent many years as a low-profile playback singer. The turning point in his career came when he sang the song "Pudhu Vellai Mazhai" from Mani Ratnam's award winning 1992 Tamil film "Roja", composed by A. R. Rahman. He has frequently associated with A. R. Rahman, lending his voice to nearly 25 popular songs from films like "Karuththamma" (1994) and "Minsaara Kanavu" (1997).
ground_truth: Nithya Menen