*The junior high school includes the first-half course of secondary education school, and the high school includes the second-half course of secondary education school.

• *Number of students per an educational computer: This is the number of students, that is divided by the sum of the number for educational computer.
• * Electronic blackboard per a school: This is the number of installed electronic blackboards, that is divided by the number of schools.
• * Maintenance rate of class room LAN: This is the rate of class room that connects LAN out of all class rooms.
• * Maintenance rate of school affairs computer: This is the number of school affairs computer, that is divided by the number of teachers.
• * School affairs support system: This is the system that is used for creation or maintenance for attendance, business trip, holiday, timetable creation, school register, score, health, school meal, report card, guidance summary, etc..
• * School digital textbooks: School digital textbook: These are digital contents based on textbooks (as of 2018/03/01), and are used by teachers when teaching students with electronic blackboards, etc.
• * School CIO: This is the person that has overall responsibility for organizing school ICT (internet and communication technology) and is person in charge of executing the vision.

Aomori - Number of foreign Children*Number of children returned from abroad - No data available

• * School full meal lunch: This is the school lunch whose contents consists of bread or rice (including the flour food, processed rice food and other foods, which correspond those), milk and side dish.
• * School partial lunch: This is the school lunch other than school full meal lunch, and the contents is consists of milk and side dish etc.
• * School milk lunch: This is the school lunch that consists milk only.

• *1 There is variances on the average costs by prefectures because the contents of school meal, or the number of implementation about school meal differs by prefectures. Therefore, the simple comparison is not possible.
• *2 The junior high school includes the first-half course of secondary education school.

• * Fire insurance is posted by calculating in new agreement (target is only the housing and 1-year contract) of research year.
• * Premium and insurance money are the total price of new agreement on research year, that is divided by the number of insurance policy.
• * Premium isn't adjusted about change and cancel.
• * Paid insurance money is the total insurance money paid on research year, that is divided by the number of accidents(insurance policy units).

• * Earthquake insurance is posted by calculating in new agreement of research year.
• * Premium and insurance money are the total price of new agreement on research year, that is divided by the number of insurance policy.
• * Premium isn't adjusted about change and cancel.
• * Insurance incidental rate is a rate of adding earthquake insurance, per fire insurance(housing) of new agreement on research year.
• * Household subscription rate is the number of earthquake insurance policy, that is divided by the number of household that is based on basic resident register(includes foreigner).

• * Premium is the total premium of new agreement on research year, that is divided by the number of cars with contract of insurance.
• * Paid insurance money is the total insurance money paid on research year, that is divided by the number of payments.
• * The liability insurance types include the following five, bodily injury liability insurance, property damage liability insurance,passenger accident insurance,personal injury insurance and vehicle insurance.
• * Auto insurance is contract of insurance, except driver's contract and special conditions.
• * Penetration of liability insurance is a rate of the number of cars with contract of insurance, per the number of all cars (without motor bike).

• 1 Educational cost (in total): This is the sum of school educational costs. The breakdown is as follows: Living expenditure (labor cost, educational activities cost, administrative cost, auxiliary activities cost, prescribed payment cost), capital expenditure (land cost, building cost, facility cost, fixtures cost, book purchase cost) and debt redemption expenditure.
• *2 Expenditure for school activity includes direct expenditure associated with students’ learning and formal school activities.

• Auxiliary educational activities cost: It does not include cost due to regular school education, but includes the cost that has close relationship with the school activities.

• *4 Book purchase expenditure includes the costs that spent on newly purchased costs, the replacement and the supplement (the insertion, the deletion, etc for regulations, statute book) for the ones which are categorized as a book, a series of books, dictionary, CD, video soft,and so on (out of the books equipped in school library, library room, classroom library and teacher room).
  (Reference: MEXT)

• * http://www.mhlw.go.jp/toukei/saikin/hw/ishi/16/dl/toukeihyo.pdf

• Number of firing of buildings is the research data of 2008 school year
• Number of traffic accidents is the research data of 2009 school year
• Number of recognized criminal offenses is the research data of 2009 school year
• 【Number of occurrence per 1000 persons】 is calculated as follows; each data divided by population as of 2010 academic year data and then multiplied by 1000.