People with blood type O are strict about earning money. Some may even change jobs in order to increase their income by even a single yen. They are also enthusiastic about ways to increase their wealth, such as financial techniques. However, they tend to be spendthrifts. They generously treat their friends and juniors, splurge on high-end brand shoes or luxury resorts as a reward to themselves. They seem likely to spend money generously and shopping serves as motivation for their work.