He chose to discard a safe tile in mahjong.

The government is considering the security of its citizens as its top priority.

He saved money as a safety net before starting his own business.

The safety of this car is very high.

He was born as an illegitimate child and experienced many difficulties.

My grandfather used to till his privately-owned rice field.

Using the private railway makes commuting very convenient.

We respect Japanese culture.

We are going on a trip tomorrow.

He holds a personal grudge against me.