Cheap Indian Diary products?!Why would Japan support India when cheap Indian dairy products will wipe out Japan's dairy industry?
China should just join the TPP as well since China has joined the Paris Agreement and the US has withdrawn from both the TPP and Paris Agreement. China's environmental standards are so high that India and the US will have a hard time following.
India is in a more precarious position than China regarding food security.
Unless there is some big industrialization and capital infusion, I don't think India's Agri business /Diary business will gain international competitiveness and pass regulatory approval regarding safety and standards.