Black pepper is originated in India and grown in tropical regions such as South East Asia and South America.

Not many fish are categorized as warm food, but salmon is one of them and is very beneficial for your health for many reasons.

Vinegar has a long history as it's been used worldwide for decades. It was originally brought into Japan from China in the 4th - 5th century.

Adzuki bean has been used for Japanese traditional desserts and eaten occasionally for celebrations because it is believed that adzuki bean brings you good luck and dispels evil spirits and diseases.

Potatoes have a long history and have been loved all over the world for many years.