MUJI is a Japanese retailer founded in 1980, known for its minimalist design philosophy and commitment to high-quality everyday goods. Guided by its signature “No-Logo / No-Brand” approach, MUJI focuses on function, simplicity, and timeless design, with many products proudly made in Japan.

The MUJI Aluminum Pen Case is a long-selling classic, first introduced in 1989. Crafted from lightweight yet durable aluminum, it features a thin, compact form that comfortably holds up to five regular pens, along with an eraser and a ruler. Its unchanging, functional design has earned the Japan Good Design Award, making it a true MUJI standard.