sense of uncertainty; lack of clarity; indecisiveness
Describes a situation or outlook that feels opaque, unclear, or hard to predict, often used in economic, political, or personal contexts.
There is a sense of uncertainty hanging over the economic outlook.
His attitude has a lack of clarity, and I can't tell what he's thinking.
不透明 is an adjective meaning 'opaque' or 'unclear'; 不透明感 adds the nuance of a perceived feeling or atmosphere of uncertainty.
不安感 is a feeling of anxiety or unease, while 不透明感 is more about a lack of clarity or predictability in a situation.
Compound of 不透明 (opaque, unclear) and 感 (feeling, sense).