1.
intention, resolve, thought (humble)
A humble expression used to state one's own intentions, plans, or opinions in formal or official contexts. Used when the speaker lowers their own position to show respect to the listener.
全力を尽くす所存です。
I intend to do my utmost.
Register
A very formal, humble expression. Used in business correspondence, official speeches, formal apologies, and press conferences. The pattern ～する所存です (I intend to...) is the standard construction. Even more formal with でございます.
Common patterns
Always refers to the speaker's own intentions (humble/humble-adjacent), never to someone else's. The typical pattern is: [verb dictionary form] + 所存です.
Similar words
つもり expresses intention in everyday speech. 所存 is the formal, humble equivalent and would sound stiff or affected in casual conversation.
Common collocations
Related Words
Synonym:
つもり (intention (casual))