Japan's Asahi hack that halted beer production claimed by Qilin ransomware group

A staff of a restaurant Kushiyaki Tosaka holds a freshly poured glass of Asahi Super Dry beer at the restaurant in Tokyo, Japan, October 3, 2025. REUTERS/Joseph Campbell

(Reuters) -Qilin, a ransomware group with a track record of cyberattacks on major entities around the world, claimed responsibility on Tuesday for a hack on Japan's Asahi Group Holdings that disrupted production at the beer and beverage giant.

Asahi Group's beer-making subsidiary, Asahi Breweries, said on Monday it had restarted production at its six Japanese beer plants on October 2.It first said it had been hacked on September 29.