Translation guide
The English word "security" covers a wide range of concepts, from physical safety and protection to financial guarantees and emotional reassurance. This guide breaks down the main meanings and provides natural Japanese equivalents for each.
Expressing the state of being safe from threats like crime, terrorism, or accidents.
The most common word for safety and security in the sense of being free from danger. Used for personal safety, public safety, product safety, etc.
This area is safe (secure).
Safety (security) comes first.
Loanword from English, often used for security systems, cybersecurity, and event security. More technical or specific than 安全.
Airport security is strict.
Strengthen security measures.
Refers to guarding, patrolling, or security personnel. Often used for physical security at buildings or events.
A security guard is standing at the entrance.
Referring to the protection of a nation against external threats.
Something pledged as a guarantee for a loan or obligation.
Feeling safe, stable, and free from worry.
Having a stable job with little risk of losing it.
Protection of computer systems and data.
Government programs providing financial support.
The standard term for social security, including pensions, health insurance, etc.
Reform the social security system.
安全 (あんぜん) refers to objective safety, while 安心 (あんしん) refers to subjective peace of mind. A place can be 安全 but not 安心 if it doesn't feel safe.
Statistically it's safe, but I don't feel secure walking at night.
セキュリティ is mainly used for systems, guards, and IT. For general safety, use 安全. For emotional security, use 安心. Using セキュリティ for personal feelings sounds unnatural.
防衛費を増やす。
Increase defense spending.
敷金と保証金が必要です。
A security deposit and key money are required.
A place where one feels secure.
精神的な安定を保つ。
Maintain emotional security.
Information security. Formal term.
Establish an information security policy.