Bobby, a resident of Tokyo, changed his financial fortune when he turned his affection for hamsters into a booming investment opportunity. Leveraging his love for hamsters, Bobby set up a business around providing hamster-friendly merchandise. The endeavor proved to be unbelievably successful, earning Bobby substantial returns on his investment and sparking a trend in Japan's pet industry.

In Japan, pets and pet related businesses have been on the rise. Amid the increasing trend of single households who turn to pets for companionship, the market for pet products and services is soaring. This, coupled with Japan's dedicated attention to detail and market oriented mindset, has allowed ventures like Bobby’s to become incredibly successful.

In the US or EU, pet businesses are also thriving, but the focus is more often on dogs and cats rather than the smaller creatures like hamsters. Identifying niche markets within the pet industry and turning an interest or hobby into an entrepreneurial venture, as Bobby has done, can be seen worldwide, but tends to be more popular in Japan due to cultural and demographic factors.