What high-tech weapons are Japan and the Philippines buying, and why?

On Thursday, Biden and Kishida are expected to hold a trilateral meeting, joined by Philippine President Ferdinand Marcos Jr. The talks will be focused on defence and security. Both the Philippines and Japan are looking to buy more high-tech weapons, as regional tensions rise with China.

Al Jazeera's defence editor Alex Gatopoulos breaks down what the two countries have been buying and why.

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