Kinshi is my best friend.

He quoted the proverb 'Once a word leaves your mouth, you cannot chase it back even with the swiftest horse' to teach me to choose my words carefully.

He is a diligent student.

Smoking is prohibited in this park.

I participate in aqua walking classes every Friday.

He is suffering from acute leukemia.

He contracted severe invasive streptococcal disease and underwent emergency surgery.

The Earthquake Early Warning went off on my cell phone.

Tsutomu is hungry.