Meanings

flat tax

capital gains tax

household with at least one member subject to taxation (ritsuryō system)

men who were subject to taxes and forced labor (ritsuryō system)

spending excessively on in-game items

charging for in-game items

after-school education

net taxable amount (after deduction of health insurance, etc.)

freeform assignment (esp. one to be completed over the summer break)

Nippon Individual Savings Account

corporate taxation

tax-free article

(police) crime scene unit

metered billing system

spending heavily on virtual goods or premium features (in a video game, on a social networking service, etc.)

parks section (e.g. of a city administration)

assistant section manager

criminal investigation division (of a police department)

community policing division (of a police department)