With Prime Minister Taro Aso's government and ruling coalition lawmakers busy compiling a second economic stimulus package by the end of this month, the latest political catchphrase has become "Kasumigaseki maizokin," or buried funds in the Kasumigaseki district, the seat of the central government.

The phrase gives the impression there is a mythical buried treasure that can be tapped by the cash-strapped government. But few can explain what it actually is and why it suddenly became the talk of Tokyo.

Following are questions and answers concerning the buried funds: