Muji Launches "Kaze wo Toosu" (Breathable) Series
Muji, operated by Ryohin Keikaku Co., Ltd., is launching its "Kaze wo Toosu" (Breathable) series. By innovating yarn shape and weaving methods, the fabric creates a path for wind, offering excellent ventilation to stay comfortable during hot and humid summers. The shirts and dresses are made from 100% polyester, making them easy to recycle.
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- 📰 Published: April 7, 2026 at 22:13
- 🔍 Collected: April 7, 2026 at 13:30
- 🤖 AI Analyzed: April 20, 2026 at 22:13 (320h 43m after Collected)

Ryohin Keikaku Co., Ltd. (Bunkyo-ku, Tokyo / President Satoshi Shimizu), which develops Muji, will sequentially*1 launch the "Kaze wo Toosu" (Breathable) series at Muji stores nationwide and on the online store.
Towards the realization of a "simple, pleasant life and society," Ryohin Keikaku provides products and services based on the value that "simplicity does not feel inferior to luxury," aiming to organize and enrich daily life.
The "Kaze wo Toosu" series, launching this time, creates a path for wind in the fabric by innovating yarn shape and weaving methods. With excellent breathability, it is a series for comfortably spending the hot and humid summer. The shirts and dresses use 100% polyester*2 for all product components, making them easy to recycle.
■ Design that allows wind to flow inside the clothes
Through the design of microscopic ventilation holes, almost invisible to the eye, and innovations in yarn shape, wind from the outside is effectively drawn into the fabric. This allows heat and moisture that tend to accumulate on the body's surface and inside clothes to escape easily, creating a design where air flows within the garments even in hot and humid summers, making it easy to feel cool.

■ Comfortably and widely usable from the office to daily life
For women, we will sell blouses and pants with a clean, draping material feel. Men's jackets can also be worn as a set-up and have a natural wrinkle feel that prevents them from sticking to the skin, with a smooth and soft texture. Lightweight, cool, and with a sleek design, they provide a polished look and comfortable feel even in summer. They can be worn comfortably and widely from the office to daily life.

■ "Breathable Stretch Seersucker" series also launched
This is a cool, airy material with micro-ventilation holes. The textured seersucker fabric is designed to not cling to the skin and resist stickiness even when sweating. Additionally, the raw material