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ichinichi studio

: ichinichi studio: The Architectural Foundation & Master Archive

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Indifference | No. 388, Unisex Pullover Hoodie
Textured pewter brush stroke Japanese calligraphy on a Pullover Hoodie.
Man wearing a hoodie with text standing by a scenic waterfront.
Indifference | No. 388
Unisex Pullover Hoodie $65.00
Indifference | No. 388, Unisex Long Sleeve T-Shirt
Minimalist pewter brush stroke kanji 知るか featured on a Long Sleeve T-Shirt.
Man wearing a teal long-sleeve shirt with white text in an indoor setting
Indifference | No. 388
Unisex Long Sleeve T-Shirt $40.00
Indifference | No. 388, Unisex T-Shirt
Pewter calligraphy of Japanese kanji 知るか on a Short Sleeve T-Shirt, minimal brush stroke style.
Man wearing a light blue t-shirt with text in a modern indoor setting
Indifference | No. 388
Unisex T-Shirt $35.00
London Route | No. 387, Eco Tote Bag
Front view marker illustration of a red London double decker bus on an eco tote bag.
Woman holding a coffee cup and a tote bag with a red double-decker bus design, standing in front of Trafalgar Square.
London Route | No. 387
Eco Tote Bag $30.00
London Route | No. 387, Youth T-Shirt
Front view marker illustration of a red London double decker bus on a youth t-shirt.
Person standing in a neon-lit urban alleyway with colorful signs.
London Route | No. 387
Youth T-Shirt $30.00
London Route | No. 387, Unisex Pullover Hoodie
Front view marker illustration of a red London double decker bus on a pullover hoodie.
Man holding a food box in a market setting with Borough Market sign in the background
London Route | No. 387
Unisex Pullover Hoodie $65.00
London Route | No. 387, Unisex Long Sleeve T-Shirt
Front view marker illustration of a red London double decker bus on a long sleeve t-shirt.
Man standing in a street with neon signs, including 'Shoreditch Nights', at night.
London Route | No. 387
Unisex Long Sleeve T-Shirt $40.00
London Route | No. 387, Unisex T-Shirt
Front view marker illustration of a red London double decker bus on a short sleeve t-shirt.
Person wearing a t-shirt with a red double-decker bus design in a park setting
London Route | No. 387
Unisex T-Shirt $35.00
Blue Sight | No. 386, Eco Tote Bag
Protective blue eye motif in woodcut style on an Eco Tote Bag.
Woman holding a tote bag with a logo on a wooden deck with a scenic background
Blue Sight | No. 386
Eco Tote Bag $30.00
Blue Sight | No. 386, Youth T-Shirt
Bold blue concentric circles in woodcut style on a Youth T-Shirt.
Person standing in a busy urban street at night with illuminated signs and pedestrians.
Blue Sight | No. 386
Youth T-Shirt $30.00
Blue Sight | No. 386, Unisex Pullover Hoodie
Graphic blue woodcut eye motif centered on a Pullover Hoodie.
Person wearing a blue hoodie with a circular design, standing on a wooden deck by a body of water.
Blue Sight | No. 386
Unisex Pullover Hoodie $65.00
Blue Sight | No. 386, Unisex Long Sleeve T-Shirt
Minimalist blue concentric circles in a woodcut style on a Long Sleeve T-Shirt.
Woman walking down a graffiti-covered alleyway
Blue Sight | No. 386
Unisex Long Sleeve T-Shirt $40.00
Blue Sight | No. 386, Unisex T-Shirt
Concentric blue woodcut circles in a nazar-inspired eye motif on a Short Sleeve T-Shirt.
Woman walking on a street with vending machines and people in the background
Blue Sight | No. 386
Unisex T-Shirt $35.00
The Overflow | No. 385, Eco Tote Bag
Modern marker illustration of a messy root beer float overflowing from a beer mug on an Eco Tote Bag.
Person holding a tote bag with a beer graphic in a busy city street at night.
The Overflow | No. 385
Eco Tote Bag $30.00
The Overflow | No. 385, Youth T-Shirt
Modern marker illustration of a messy root beer float overflowing from a beer mug on a Youth T-Shirt.
Person wearing a yellow t-shirt with a graphic design on a beach boardwalk.
The Overflow | No. 385
Youth T-Shirt $30.00
The Overflow | No. 385, Unisex Pullover Hoodie
Modern marker illustration of a messy root beer float overflowing from a beer mug on a Pullover Hoodie.
Man wearing a black hoodie with a graphic design standing against a brick wall with graffiti.
The Overflow | No. 385
Unisex Pullover Hoodie $65.00
The Overflow | No. 385, Unisex Long Sleeve T-Shirt
Modern marker illustration of a messy root beer float overflowing from a beer mug on a Long Sleeve T-Shirt.
Person sitting on a bench in a park with a pond and trees in the background
The Overflow | No. 385
Unisex Long Sleeve T-Shirt $40.00
The Overflow | No. 385, Unisex T-Shirt
Modern marker illustration of a messy root beer float overflowing from a beer mug on a Short Sleeve T-Shirt.
Man wearing a brown t-shirt with a graphic design of a beer mug against a graffiti-covered wall.
The Overflow | No. 385
Unisex T-Shirt $35.00
The Essential Tool | No. 384, Eco Tote Bag
Minimalist clean paint brush illustration of a plunger on an Eco Tote Bag.
A man at night holding a tote bag with a toilet plunger drawing.
The Essential Tool | No. 384
Eco Tote Bag $30.00
The Essential Tool | No. 384, Youth T-Shirt
Clean paint brush illustration of a plunger on a Youth T-Shirt.
Person standing on a pier with a Ferris wheel and ocean view
The Essential Tool | No. 384
Youth T-Shirt $30.00
The Essential Tool | No. 384, Unisex Pullover Hoodie
Minimalist clean paint brush illustration of a red plunger on a Pullover Hoodie.
Person leaning against a graffiti-covered wall with neon lights in an urban setting
The Essential Tool | No. 384
Unisex Pullover Hoodie $65.00
The Essential Tool | No. 384, Unisex Long Sleeve T-Shirt
Minimalist clean paint brush illustration of a household plunger on a Long Sleeve T-Shirt.
Person wearing a long-sleeve shirt with a graphic design in an urban setting
The Essential Tool | No. 384
Unisex Long Sleeve T-Shirt $40.00
The Essential Tool | No. 384, Unisex T-Shirt
A minimalist clean paint brush illustration of a red and wood plunger on a Short Sleeve T-Shirt.
Woman standing in a narrow street with traditional Japanese signs and lanterns.
The Essential Tool | No. 384
Unisex T-Shirt $35.00
L Heritage | No. 383, Eco Tote Bag
Detailed cross-hatch ink illustration of a vintage French Franc coin reverse side on an Eco Tote Bag.
Man holding a beige tote bag outdoors with greenery in the background
L Heritage | No. 383
Eco Tote Bag $30.00

The architecture of a single day.

一日の設計。

Founded on the strict principles of Japanese minimalism and structural discipline, ichinichi studio is an ongoing study of the daily rotation. We do not chase seasonal shifts or temporary noise. Instead, we engineer permanent, uncompromising artifacts—garments and objects of utility designed with absolute visual weight, stark typography, and brutalist form. This is not a clothing brand; it is a master archive dedicated to the pure, physical manifestation of a single day.

How It Works

ONE DESIGN DAILY

A new numbered addition to our minimalist archive, released every 24 hours.

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We believe art has no borders. Enjoy $0 shipping to any destination, always.

BUILD YOUR ARCHIVE

Buy any 3 items and the 4th is on us. Calculated automatically at checkout.

THOUGHTFULLY MADE

Premium blanks, printed on demand to ensure lasting quality and zero waste.

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