undisclosed

not-comparable

Not disclosed; kept secret.

Japanese Meaning

明かされていない / 秘密にされている / 公表されていない

The contractors were paid an undisclosed fee for the renovation.

業者には改装のために非公開の報酬が支払われた。

Sense（1）

Not disclosed; kept secret.

Transport software company Tracsis has acquired smart ticketing provider iBlocks for an undisclosed sum.