Kochi (also known as Cochin) is a city in southwest India's coastal Kerala state. listen)), also known as Cochin (/ˈkoʊtʃɪn/ KOH-chin), is a major port city on the south-west coast of India bordering the Laccadive Sea. Kochi, formerly known as Cochin, is a city and port in the Indian state of Kerala. Situated on the south-west coast of India, Kochi or Cochin is a bustling commercial port city with a trading history that dates back to at least 600 years. Kochi (formerly Cochin; Malayalam: കൊച്ചി) is a cosmopolitan city in Kerala with a bustling commercial port. KOCHI City (2020) - Views & Facts About Kochi City || Kerala || India || Plenty Facts || Cochin.