This article explores the history of eggs in Japan, popular types of eggs eaten in Japan, different ways to eat eggs for breakfast in Japan, and the benefits of eating eggs for breakfast. Eggs have been part of the traditional Japanese diet since ancient times due to their convenience and affordability compared to other proteins like fish or tofu. Popular egg dishes include tamagoyaki (Japanese rolled omelette), akashi tamago (sweet egg custard), chawanmushi (steamed egg custard) and onsen tamago (slow-cooked egg). Eating protein-rich foods like eggs provides numerous health benefits including providing essential vitamins and minerals, antioxidants, iron, zinc, folate, selenium, phosphorus, magnesium, calcium, potassium, copper, manganese and thiamin among others.