SINGAPORE -- In 2016, veteran Japanese investment banker and private equity investor Takeshi Kato embarked on a new chapter of his life. Deeply moved by the poverty and social issues he saw while working in India, Kato began investing in social enterprises through BWiz Capital, a small Tokyo-based investment company he set up with some financial help from friends.

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Asia's 'impact investors' favor social investment over charity
Returns expected to keep pace with conventional stakes