消息筋 (shousokusuji) Japanese meaning: informed sources | KotomoraAccording to informed sources, the prime minister intends to resign next month.
Usage patterns
消息筋によると〈事〉according to informed sources, ...
According to informed sources, there will be a major announcement next month.
消息筋は〈事〉と語るinformed sources say/state that ...
Informed sources said that the negotiations were running into difficulties.