India, July 2 -- Prime Minister Narendra Modi and his Japanese counterpart Sanae Takaichi struck a warm personal chord while unveiling an ambitious roadmap to deepen India-Japan ties during the 16th Annual Summit in New Delhi. The chemistry between the two leaders was on full display when Takaichi referred to Modi calling her his "beautiful younger sister", saying the two had agreed to take the relationship forward "as brother and sister".

Beyond the light-hearted exchange, the summit underscored what both sides described as a "mutually complementary relationship" in an increasingly uncertain global environment, with cooperation spanning defence, economic security, technology, energy and regional stability.

Here are the five biggest tak...