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PEBKAC Error | No. 375Unisex Long Sleeve T-Shirt

Price$40.00
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An intentional scribble translates the frustration of technical support into a wearable artifact. The marker illustration style provides a tactile contrast to the sleek nature of our devices, making this long sleeve a statement on human error. The vibrant red ink bleeds into the fabric with the urgency of a high-priority ticket.

A wearable reminder that systems are only as perfect as those who sit before them. Soft cotton meets sharp commentary.

Inside Collar Quote:
Human Element
ヒューマンエラー

We do not compromise on the foundational canvas. Silhouette 3501 is engineered for its exact balance of structural drape and tactile endurance. Designed as an uncompromising, genderless layer, it provides a clean, continuous line that serves as the essential bridge in your daily rotation—substantial enough to hold its shape, yet refined enough to layer seamlessly.

The architecture of this garment is built to dictate form, not restrict it. It features rigorous side-seamed construction, a coverstitched crew collar, and structured 2-inch ribbed cuffs that maintain absolute control over the sleeve break. The interior is rendered strictly tagless, ensuring zero physical friction.

Material Architecture: Solid artifacts are forged from 100% Airlume combed, ring-spun cotton. Heather variants utilize a deliberate 52/48 cotton-poly blend to achieve a specific visual frequency (Athletic and Black Heathers utilize a 90/10 ratio). Operating at a precise 4.2 oz./yd.² (142.4 g/m²) with a 32-single thread count, the fabric delivers a dense, premium finish.

Assembled across our global fabrication network (US and the Americas) under strict ethical and environmental protocols, ensuring every artifact meets the ichinichi standard before it is commissioned for your wardrobe.

  • XS — Length: 27 in, Width: 16½ in, Chest: 31–34 in, Sleeve Length: 25 in
  • S — Length: 28 in, Width: 18 in, Chest: 34–37 in, Sleeve Length: 25 5/8 in
  • M — Length: 29 in, Width: 20 in, Chest: 38–41 in, Sleeve Length: 26 1/4 in
  • L — Length: 30 in, Width: 22 in, Chest: 42–45 in, Sleeve Length: 26 7/8 in
  • XL — Length: 31 in, Width: 24 in, Chest: 46–49 in, Sleeve Length: 27 1/2 in
  • 2XL — Length: 32 in, Width: 26 in, Chest: 50–53 in, Sleeve Length: 28 1/8 in
  • 3XL — Length: 33 in, Width: 28 in, Chest: 54–57 in, Sleeve Length: 28 3/4 in
  • 4XL — Length: 34 in, Width: 30 in, Chest: 58–61 in, Sleeve Length: 29 1/4 in

We reject the bloated cycle of mass retail. Every ichinichi artifact is engineered with absolute intent, meaning your garment does not exist until the exact moment it is commissioned.

By operating on a strict, on-demand fabrication model, we eliminate the physical waste and environmental friction of the fashion industry. This process requires a deliberate 3–4 day lead time before shipping. It is a slower, uncompromising system designed to ensure structural perfection and zero excess inventory. Your piece is not pulled from a static stockpile; it is forged strictly for your daily rotation.

The ichinichi discipline is a universal architecture. We commission and deliver artifacts globally, providing complimentary transit on all orders, regardless of destination.

To maintain our strict zero-waste philosophy and eliminate unnecessary carbon friction, we operate a decentralized fabrication network with localized hubs across the US, EU, UK, and Japan. Your garment is engineered at the facility closest to your coordinates. Following the deliberate 2–5 day fabrication period, please allow 3–6 days for localized transit. Global deployment times vary by region, but every piece is routed with absolute efficiency.

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PEBKAC ERROR – Long Sleeve T-Shirt – Lifestyle Video

An elevated, cinematic look at the PEBKAC ERROR long sleeve in a tech-industrial setting. Features detailed close-ups of the distressed red typography and the raw cotton texture.

Videos are AI-generated concepts, creatively directed and edited by our team to capture the ichinichi aesthetic.

From the Studio Journal

Visit the blog →

One Day, One Choice: The Calm Power of Repetition

Finding rhythm in the mundane. We explore how the discipline of daily repetition defines the craft and the soul of the streetwear we wear.
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A close-up of a perfectly folded stack of minimalist black streetwear t-shirts on raw concrete, showing the calm power of repetition.

One Day, One Choice: The Calm Power of Repetition

PEBKAC Error | No. 375, Unisex Long Sleeve T-Shirt
PEBKAC Error | No. 375, Unisex Long Sleeve T-Shirt