TAIPEI -- At the start of June, there was tension in Taiwan as it struggled to source vaccines to battle its first serious COVID-19 outbreak. Japan came to the rescue, flying in 1.24 million doses, more than doubling the island's supply.

Japan is speaking up for Taiwan as it fights pressure from China. This is a dramatic shift in Tokyo's stance, which for decades avoided challenging Beijing because of its importance for Japan's economy. © Illustration by Hiroko Oshima
Ties have blossomed since 2016 election of Beijing-skeptic Tsai