This rock is mainly composed of anorthite.

Next week is Ash Wednesday.

We observed the reaction using soda ash in a chemistry experiment.

His face was covered in ash, and you could see the fatigue from escaping the fire.

After the fire, his house was covered with ashes.

I love the taste of blood cockles.

Mr. Haibara is my best friend.

I will attend my friend's birthday party on the fourteenth.

I am planning to have my birthday party on the twenty-fourth.

When he lifted the heavy luggage, he said 'yokkoisho'.