A man wearing blue asics running shoes

ASICS

$$
StyleAthleisure / SportswearStreetwearGorpcore / Outdoor
Known forSneakersRunningFootwear
Origin · Kobe, JapanMade in · AsiaFounded · 1949

ASICS is a publicly traded Japanese sportswear company (Tokyo: 7936) founded in Kobe in 1949 by Kihachiro Onitsuka as Onitsuka Shokai, renamed ASICS in 1977 after a three-way merger. It builds performance running footwear around GEL cushioning and FF Blast foams, including the Gel-Kayano, Gel-Nimbus, Novablast, Superblast and carbon-plated Metaspeed racers. Its Sportstyle division reissues archive silhouettes such as the Gel-1130, Gel-Kayano 14 and GT-2160 for the streetwear market, working with designers including Kiko Kostadinov and Cecilie Bahnsen. Onitsuka Tiger operates as a separate heritage label.

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How ASICS fits
CategoryRunsShapeLengthSize adviceConfidence
Hoodies & sweatshirtsslightly smallregular athletic, not especially boxyregularSize up if you plan to layer or prefer a roomier streetwear silhouette.low
Trousers & pantstrue to sizetapered track and training pants with an athletic seat and thighoften long in the inseam for shorter wearersStick with your normal waist size but check inseam, as many styles run long and may need hemming.medium
Jacketsslightly smalltrim, running-oriented cut with limited room over layersregular, sometimes slightly cropped at the hemConsider sizing up if you will wear a midlayer underneath.medium
T-shirts & graphic teesslightly smallslim to regular athletic, closer through chest and sleeve on performance tees; lifestyle/Sportstyle tees sit a bit more relaxedregular, occasionally slightly short in the bodyTake your usual size for a training fit, or size up if you want the tee to skim rather than cling.medium
Does ASICS run big or small?

ASICS fits slightly small. Size up one if you are between sizes or want a relaxed, non-compressive fit, especially on older Japan-spec pieces. ASICS apparel is widely described as cut on the athletic/Japanese side, so most shoppers find it slightly snug versus typical US sizing and many take one size up for a comfortable everyday fit.

How does ASICS fit?

ASICS apparel is widely described as cut on the athletic/Japanese side, so most shoppers find it slightly snug versus typical US sizing and many take one size up for a comfortable everyday fit. Overall shape: athletic and fairly slim through the chest and waist, with performance pieces cut close to the body.

How do ASICS hoodies & sweatshirts fit?

ASICS hoodies & sweatshirts fits slightly small. Size up if you plan to layer or prefer a roomier streetwear silhouette. Shape: regular athletic, not especially boxy.

How do ASICS trousers & pants fit?

ASICS trousers & pants fits true to size. Stick with your normal waist size but check inseam, as many styles run long and may need hemming. Shape: tapered track and training pants with an athletic seat and thigh.

How do ASICS jackets fit?

ASICS jackets fits slightly small. Consider sizing up if you will wear a midlayer underneath. Shape: trim, running-oriented cut with limited room over layers.

Directional fit consensus summarized from public sources with AI — a starting point, not a guarantee. Confirm with the product's own measurements before buying.

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