On March 21st, 1 piu 1 uguale 3 presented their 2013-14 Autumn/Winter collection at Shibuya Hikarie. The designer is Ozawa Tomohiro, one of the founding members of wjk and founder of AKM. The brand name means 1+1=3 in Italian.

The first look is a turquoise blue double-breasted leather rider's jacket reconstructed with a motif of a motorcycle jacket from the late 1930s. The bottoms are straight denim pants patchworked with rough fabrics such as tweed, paired with studded engineer boots. The first look for the women's collection is a set of a short, collarless double-breasted leather rider's jacket and slim leather pants. Swarovski crystals add a sparkling accent.

The overall style is American work casual with a vintage motif. Parachute pants, riders, synthetic jeans, M65s and other styles were proposed, incorporating patchwork, Swarovski crystals and safety pins into the details. The show concluded with variations of men's stadium jackets, suiting and women's T-shirts and leather pants. A total of around 50 looks were presented, with models including Jun Murakami, Ai Tominaga and Anna Tsuchiya.