Source:
https://scmp.com/article/674372/seven-hk-flights-affected-crash

Seven HK flights affected by crash

The Hong Kong Airport Authority said the plane crash at Narita airport had affected seven flights between Hong Kong and Tokyo yesterday, with four cancelled.

Japan Airlines and All Nippon Airways cancelled JL832 and NH910 that were scheduled to leave Hong Kong, and two incoming flights, JL731 and NH909.