Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
How many north american brands have world headquarters in sagamihara?

### Inputs:
table_name: table, columns: ['Rank', 'Company Name', '2008 Rank', '2009 Revenue', 'North American Brands', 'World Headquarters', 'Country']

### Response:
SELECT COUNT North American Brands FROM table WHERE World Headquarters = Sagamihara