臆面もなく
1
brazenly;shamelessly;unashamedly;unabashedly;impudently;audaciously
まあその、自慢できる事でもないんだけど。というか、臆面もなく吹聴できる話でもない。
Well, that is, it's not something I can boast about. In fact, it's not something I can talk about in public without shame
Other forms
臆面も無く 【おくめんもなく】