Japan¡¯s relationship with China has entered a deep freeze following Prime Minister Sanae Takaichi¡¯s November remarks that Tokyo could intervene militarily in a Taiwan crisis, with ties showing few signs of warming anytime soon.

But a deeper look reveals that rather than a mere flare-up, which has at times punctuated the relationship, the latest deterioration of ties has highlighted that a dangerous new equilibrium between the two countries is emerging ¡ª one that will test each other¡¯s resolve, especially in the year ahead.

¡°What began as a diplomatic spat over Taiwan is spiraling into something structural,¡± said Elli-Katharina Pohlkamp, a Japan expert at the European Council on Foreign Relations. ¡°The two Asian powers are edging away from coexistence in a rules-based regional order and towards strategic competition punctuated by periodic crises.¡±