Harajuku (h) refers to the area around Tokyo 's Harajuku Station, which is between Shinjuku and Shibuya on the Yamanote Line.It is the center of Japan's most extreme teenage cultures and fashion styles, but also offers shopping for adults and some historic sights.arajuku (h) refers to the area around Tokyo 's Harajuku Station, which is between Shinjuku and Shibuya on the Yamanote Line.