The 'Big 4' refers to the defining shonen of the 2000s and 2010s — One Piece, Naruto, Bleach and Dragon Ball — the series that introduced millions of fans to anime and remain perennial best-sellers in anime streetwear. This crossover tee celebrates the era that turned 'otaku' mainstream, with Luffy, Naruto and Ichigo standing in for the generation that built today's anime community.