Chapter 45

New York's JoJo is the forty-fifth chapter of the JoJo's Bizarre Adventure manga. It is also the very first chapter of Part II: Battle Tendency.

Summary
Battle Tendency is set in 1938, 49 years after the events of Part I: Phantom Blood. Speedwagon has become a rich oil tycoon and Straizo succeeded Tonpetty as master of the Ripple.

Speedwagon and Straizo travel to Mexico to investigate a mysterious underground caverns. There they find it filled with similar stone masks to the one that was destroyed many years ago, as well as a body integrated into a stone column.

Meanwhile, in New York, Jonathan's grandson, Joseph Joestar (also nicknamed "JoJo"), saves a young African-American pick-pocket named Smokey Brown from some corrupt policemen using the Ripple inherited from his grandfather.