NTT Solmare says up to 4.2 million records leaked from Comic Cmoa
The operator published a fourth report on the breach, which it attributes to unauthorized access to its e-book store.
NTT Solmare said that up to about 4.2 million records, including member information, were confirmed leaked from Comic Cmoa, its e-book store, following unauthorized access to the service. The company disclosed the figure in its fourth report on the incident, dated October 21, 2026, according to news.denfaminicogamer.jp.
The breach was attributed to unauthorized access to the Comic Cmoa e-book store, the operator said. The leaked data includes member information, according to the report.
NTT Solmare operates Comic Cmoa, and the fourth report is the latest in a series of disclosures the company has issued about the customer information leak.
Quick answers
How many records leaked from Comic Cmoa?
NTT Solmare said up to about 4.2 million records, including member information, were confirmed leaked.
What caused the Comic Cmoa leak?
The company attributed it to unauthorized access to the Comic Cmoa e-book store.