The diplomatic row over comments on Taiwan has evolved from a war of words to Beijing advising its citizens against travelling and studying abroad in Japan.

Japan's tourism-related stocks fell amid a worsening diplomatic standoff between the two nations Beijing issued a travel and study alert for Chinese citizens considering going to Japan.Japan's tourism-exposed stocks fell Monday as tensions with China intensified after Beijing issued a travel and study alert for its citizens considering going to Japan.

Amid the brewing diplomatic feud between Japan and China, Beijing on Sunday sent Coast Guard ships to patrol near islands claimed by both nations.

Japanese tourism and retail shares dived on Monday after China warned its citizens to avoid the tourist hotspot in a spat over Prime Minister Sanae Takaichi's comments on Taiwan.

Sanae Takaichi had said that any Chinese military move against Taiwan ‘could allow Japan to exercise its right to collective self-defense’ - Anadolu Ajansı

Japan moves closer to openly linking Taiwan’s security to its own as China responds with thinly veiled threats

Prime Minister Sanae Takaichi said a Chinese attack on Taiwan could constitute “a survival-threatening situation” for Japan, drawing sharp criticisms from Beijing.

The Japanese public is divided over exercising collective self-defense against a Chinese attack on Taiwan. A recent poll shows mixed opinions, while Prime Minister Sanae Takaichi aims to boost defense spending.