WisdomTree Long JPY Short USD is an exchange-traded product (ETP) designed to provide investors with targeted long exposure to the Japanese Yen (JPY) relative to the US Dollar (USD). It tracks the MSFX SM Long Japanese Yen Index (TR), a total return index that reflects the performance of daily-rolled forward contracts, incorporating the JPY/USD exchange rate and the interest rate differential between the two currencies. Structured as a synthetic, fully collateralized debt security issued by WisdomTree Foreign Exchange Limited and domiciled in Jersey, it uses unfunded swaps backed by collateral held in segregated accounts, primarily in US Dollars and managed by The Bank of New York Mellon. With a management expense ratio of 0.39%, it offers UCITS eligibility, transparency, and liquidity through exchange trading with authorized participants and market makers. Key features include no leverage, physical delivery absent, and limited recourse to the issuer, ensuring investors cannot lose more than their initial investment. This ETP plays a significant role in the currency derivatives market, enabling precise hedging or speculation on yen appreciation without direct forex positions or margin requirements.