Starbucks Korea's local competitors recorded measurable gains in the two weeks following the company's botched "Tank Day" marketing campaign as the coffee chain lost sales and app traffic.

SEOUL, May 26 — Starbucks Korea revealed on Tuesday a series of mishaps leading to its heavily criticised “Tank Day” promotion, including the use of AI to develop the...

The coffee chain drew backlash with a marketing campaign for a drink tumbler that is widely perceived as mocking those who died for South Korea’s pro-democracy movement.

Starbucks Korea’s weekly payment volume dropped by more than 8 billion won ($5.3 million) in the week following controversy over its “Tank Day” event, data showed Wednesday.