Chapter 378

I Am an Alien (1), originally I Am an Alien! in the WSJ release, is the three hundred seventy-eighth chapter of the JoJo's Bizarre Adventure manga. It is also the one hundred thirteenth chapter of Diamond Is Unbreakable.

Summary
Josuke Higashikata and Okuyasu Nijimura walk together while Josuke laments that his mother froze his bank account and cut off his allowance for the summer. Suddenly Okuyasu sees a crop circle in a nearby field; amazed by this discovery, Okuyasu is overjoyed but Josuke notices someone with a school uniform lying in the circle. Approaching to investigate, they see that a the man in question is a long haired teenager with their uniform, but whom they don't recognize. The teenager then stands up as asks Josuke if he is on Earth. Josuke and Okuyasu takes it as a hilarious prank and laugh more and more as the long haired guy continues to act strangely. However when he casually eats a box of tissue, Josuke and Okuyasu stop to laugh at the definitely strange behaviour and carry on to their destination, followed by the strange man. Okuyasu, seeing that the ice cream shop is closed, laments his misfortune; it is at this moment that the long haired man then gives the pair two ice cream cones from his bag, startling them.