He threw in a huge amount of money like a boat-swallowing fish to make the project successful.

This restaurant uses substitute fish when expensive types of fish are not available.

This carnivorous fish eats other small fish.

Reeves' shad is a fish commonly seen in rivers in Japan.

He learned speed reading to increase his reading speed.

She described the pain of a broken heart as tears.

I don't know a thing about him.

He emphasized his belief by saying, 'I believe in order to understand.'

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

I like the unique texture of flying fish roe sushi.