There are no aspirated consonants in Japanese.

An aspirated consonant is a sound that is pronounced with a strong exhalation.

Please ensure the safety around you when using fire at the camp.

He is behaving like an idiot.

Chlorine detonating gas is very dangerous, and it requires careful handling.

She gave him a kiss.

He kissed her.

The mouse squeaked 'chu'.

I think that person is what you call a 'chuunibyou'.

I started studying for the junior high school entrance exam for junior high school students.