person suspected of multiple wrongdoings
Idiomatic expression likening a person to a department store full of suspicions. Often used in political or scandal contexts to describe someone facing numerous allegations.
See also: 疑惑の総合商社
That politician is called a department store of scandals.
A metaphorical phrase combining 疑惑 (suspicion) and デパート (department store), suggesting a person who has a wide variety of scandals or questionable actions, like a store with many items.