En route is another way of saying that your parcel is in transit by the carrier. It is in transit to the closest hub to its destination address. From there it will be sorted to the closest station and sent out for delivery.
Robin remained with Nami and Franky after they entered Fish-Man Island. They went on their separate ways to do different things. Robin decided to explore Fish-Man Island to study history.
We Are Friends!!"Say You Want to Live! We Are Friends!!" is the 278th episode of the One Piece anime.