According to multiple manufacturers, leather randoseru typically weigh 900 to 1,500 grams, while nylon backpacks weigh 650 to 1,200 grams and the cheaper models cost less than 10,000 yen ($70).

No rule requires Japan’s elementary school students to wear the boxy, bulky backpack known as the randoseru. But for nearly 150 years, nearly all of them have.

This is where Tsuchiya Bag (Tsuchiya Kaban) is assembling its eagerly awaited new line of randoseru, the Japanese school backpacks that have recently emerged as a global fashion phenomenon.

Randoseru backpacks are a familiar sight in Japan, where they are universally associated with elementary school. Who would have imagined they would become a highly sought-after adult accessory ...

Both randoseru are just two of many impressive designs produced by the company, and they’re a remarkable display of just what can be achieved in the world of randoseru backpacks. Like any well-made ...

Nike Offers Latest Take on Iconic Backpack Worn by Elementary Schoolchildren in Japan: The "randoseru" is an essential part of early school life in Japan.

When you see a Japanese elementary school student — whether it’s in person, in a photo, or in a video — they’re more than likely sporting a boxy, leather randoseru backpack. These ultra-durable bags, ...

The start of the academic year in Japan's junior schools involves a host of new experiences for first-grade pupils. They need to get used to a piece of equipment that will be with them for every ...

The life-preserving randoseru backpack was developed by Joji Shimizu, right, who operates a newspaper delivery shop, and Takashi Yoshizawa, president of Sakae Shokai. (Etsuko Akuzawa) ...

Elementary school backpacks in various colors are seen at the "Isetan Randoseru Festival 2026," held at the Isetan department store in Tokyo's Shinjuku Ward between May 2 and 7, in this photo ...