Recent reports show an unexpected surge in sales of the Japanese national soccer team's away jerseys linked to the team's current coach, Hajime Moriyasu. The trend seems to be a mix of support for the coach and the stylish design of the jersey itself. Industry insiders are astounded by this phenomenon, which is currently contributing significantly to sports merchandise revenue in Japan.

In Japan, the national soccer team holds cultural significance and remains a major topic of public interest. The performance of the team and its members can often influence consumer behaviour. In this case, the influence of Coach Moriyasu, combined with the jersey's design, shares a direct correlation with the sales boom. An added social value here is the Japanese concept of "Honne and Tatemae" (public face and private feelings). Purchasing the jersey is seen as an expression of support, not just for the team, but for the coach as well.

This kind of sports-driven consumer behaviour is quite common globally. In the US and EU, when popular teams or sports stars go through a successful phase, merchandise related to them tends to sell rapidly. Think "Michael Jordan's Chicago Bulls jersey" or "Cristiano Ronaldo's MANU Jersey.