Within days of China urging its citizens not to travel to Japan due to a diplomatic dispute, Tokyo-based tour operator East Japan International Travel Service had lost 80% of its bookings for the remainder of the year.

Japan has warned its citizens in China to step up safety precautions and avoid crowded places amid a deepening dispute between Asia's two largest economies over Japanese Prime Minister Sanae Takaichi's comments on Taiwan.

The cancellations amount to roughly 32 per cent of Chinese airlines' total bookings to Japan, said a veteran aviation analyst.

HONG KONG -- China will suspend imports of Japanese seafood, according to ABC News partner NHK, escalating a diplomatic dispute triggered by Japanese Prime Minister Sanae Takaichi’s recent comments suggesting Tokyo could take military action if China attacks Taiwan.

China has indicated it will ban all imports of Japanese seafood, two government officials in Tokyo said on Wednesday, in what appears to be the latest salvo in an escalating diplomatic dispute between Asia's top two economies.

China is allowing Taiwanese residents to obtain single-entry permits on arrival at 100 entry checkpoints, up from 58.

Japan’s diplomatic rift with China has expanded into a sweeping economic and cultural freeze with Beijing halting Japanese seafood imports, suspending film releases, warning citizens against travel to Japan & signalling broader retaliation unless Tokyo retracts PM Sanae Takaichi’s recent remarks on Taiwan.

The Russian president has been seeking to reduce Moscow’s engagement with the West since his 2014 seizure of Crimea.