<Tr> <Th_colspan="2"> External links </Th> </Tr> <Tr> <Th> Official website </Th> <Td> www.hotstar.com/tv/yeh-rishta-kya-kehlata-hai/586 </Td> </Tr> <P> Yeh Rishta Kya Kehlata Hai (English: What Is This Relationship Called?) is a Hindi language television drama that premiered on January 12, 2009 in India and airs every Monday through Friday at 9: 30 pm on Star Plus . The show, which focuses on the daily happenings within the household of an Udaipur based Rajasthani family, is produced by Rajan Shahi's Director's Kut Productions . It is the longest running Hindi series on Indian television by episode count, surpassing Balika Vadhu . The show stars Naira, played by Shivangi Joshi; Kartik, played by Mohsin Khan; and Naksh, played by Rishi Dev, as the lead characters . The series initially starred Naira's parents Hina Khan and Karan Mehra and Rohan Mehra as the lead characters . </P> <Table> <Tr> <Td> </Td> <Td> This section's plot summary may be too long or excessively detailed . Please help improve it by removing unnecessary details and making it more concise . (June 2017) (Learn how and when to remove this template message) </Td> </Tr> </Table>

When did the serial yeh rishta kya kehlata hai started