秘ひ密みつ主しゅ義ぎ

noun, noun which may take the genitive case particle 'no'

secretiveness; cult of secrecy

Describes a person, organization, or policy that keeps things hidden or avoids disclosure. Often used critically.

• あの会かい社しゃは秘ひ密みつ主しゅ義ぎで、内ない部ぶの情じょう報ほうがほとんど外そとに出でない。

  That company is secretive, and almost no internal information gets out.

• 政せい府ふの秘ひ密みつ主しゅ義ぎ的てきな対たい応おうに批ひ判はんが集あつまった。

  The government's secretive response drew criticism.