Mera Chaorel Houba or Mera Chaoren Houba is a religious festival dedicated to Lainingthou Sanamahi and Leimarel Sidabi, celebrated by the Meitei people and the tribesmen communities of Manipur, on the 1st lunar day of ""Mera"" month of the Meitei calendar (Manipuri calendar). The main theme of the festival is the unification and love of the indigenous communities of Ancient Manipur. Its main venue is in the Kangla, the metropolis of Ancient Manipur.