URL：https://media.istockphoto.com/vectors/alphabet-q-design-red-letter-on-carbon-fiber-background-vector-id529083349?k=6&m=529083349&s=170667a&w=0&h=t2awFhehqiCafGeLKB2Ju02dlB7GmdMudZLpILhmri4=
掲載元：https://www.istockphoto.com/vector/alphabet-q-design-red-letter-on-carbon-fiber-background-gm529083349-54285610
