Briefs Day (Burīfu no Hi)

What is Briefs Day?

September 27th is "Briefs Day" (Burīfu no Hi). This anniversary commemorates the fact that on September 27, 1874 (Meiji 7), Japan's first underwear other than the traditional fundoshi (loincloth) went on sale. As the day marking the appearance of Western-style underwear — the prototype of today's briefs — in Japan, it serves as an opportunity to look back on the evolution of underwear culture.

Why Is September 27 "Briefs Day"?

During the Meiji era, as Western culture rapidly spread through Japan, not only clothing but also underwear styles changed dramatically. Records show that Western-style underwear was first sold on September 27, 1874, and this date became known as "Briefs Day."

• September 27, 1874: Western-style underwear is sold in Japan for the first time.
• A Turning Point in Underwear Culture: The shift from the era centered on the fundoshi toward Western-style underwear begins.
• The Prototype of Today's Briefs: Though different in shape, this marked the beginning of the spread of Western underwear.

What Are Briefs?

Briefs are a type of men's underwear with no leg sections, characterized by a snug fit. They've long been loved for their ease of movement in sports and daily life.

• Features: A deep leg opening and a body-hugging fit.
• Materials: Cotton, polyester, stretch fabrics, and more.
• Use Cases: Valued for comfort in sports and everyday life.

The History and Evolution of Briefs

Briefs became widespread in the West in the 20th century, and became common in Japan from the Showa era onward. Today, designs and materials have diversified, and functionality has improved.

• Spread in the West: The "modern brief" appeared in the 1930s.
• Spread in Japan: Became common in ordinary households from the mid-Showa era onward.
• Functional Evolution: Features like moisture-wicking, antibacterial, and odor-resistant properties have been added.

Fascinating Facts About Briefs Day

• Diversification of Underwear: Options have expanded to include boxers, trunks, boxer briefs, and more.
• Connection to Health: Breathability and fit have a major impact on comfort.
• Underwear as Fashion: Stylish, design-conscious briefs are also popular.
• Underwear Lifespan: Replacement is generally recommended every six months to a year.

Tips for Enjoying Briefs Day

• Buy new underwear and rediscover comfort.
• Compare different materials and shapes to find the type that suits you.
• Look into the history and culture of underwear.
• Review your clothing maintenance habits and aim for a clean, comfortable life.

Even the Everyday "Ordinary" Has a Long History and Culture

"Briefs Day" on September 27 is a day to reflect on the history of underwear culture, something we rarely think about. Even the most familiar items carry the changes and ingenuity of their era.