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ichinichi studio

: ichinichi studio: The Architectural Foundation & Master Archive

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Blue Quartz | No. 390, Unisex Long Sleeve T-Shirt
Sharp blue quartz crystal illustration in ink wash style on a long sleeve t-shirt.
Man wearing a gray t-shirt with a blue crystal graphic and a dark jacket outdoors.
Blue Quartz | No. 390
Unisex Long Sleeve T-Shirt $40.00
Blue Quartz | No. 390, Unisex T-Shirt
Ink wash illustration of blue quartz crystals with sharp facets on a short sleeve t-shirt.
Man wearing a light gray t-shirt with a blue graphic design in a modern building.
Blue Quartz | No. 390
Unisex T-Shirt $35.00
Sweet Nostalgia | No. 389, Eco Tote Bag
Translucent red lollipop graphic with color pencil textures on an Eco Tote Bag.
Man holding a beige tote bag with a library in the background
Sweet Nostalgia | No. 389
Eco Tote Bag $30.00
Sweet Nostalgia | No. 389, Youth T-Shirt
Playful color pencil illustration of a red lollipop on a Youth T-Shirt.
Person standing in a neon-lit street with various signs and people in the background
Sweet Nostalgia | No. 389
Youth T-Shirt $30.00
Sweet Nostalgia | No. 389, Unisex Pullover Hoodie
Soft color pencil texture of a red lollipop graphic on a Pullover Hoodie.
Man wearing a white hoodie with a red and white lollipop design in an industrial setting
Sweet Nostalgia | No. 389
Unisex Pullover Hoodie $65.00
Sweet Nostalgia | No. 389, Unisex Long Sleeve T-Shirt
Detailed color pencil drawing of a red lollipop and paper stick on a Long Sleeve T-Shirt.
Man walking in a library or bookstore with bookshelves and people in the background
Sweet Nostalgia | No. 389
Unisex Long Sleeve T-Shirt $40.00
Sweet Nostalgia | No. 389, Unisex T-Shirt
Color pencil illustration of a translucent red lollipop with a crinkled wrapper on a Short Sleeve T-Shirt.
Man standing in front of a colorful geometric wall
Sweet Nostalgia | No. 389
Unisex T-Shirt $35.00
Indifference | No. 388, Eco Tote Bag
Pewter ink Japanese kanji on a sustainable Eco Tote Bag.
Woman holding a tote bag in a park with trees and a pond in the background
Indifference | No. 388
Eco Tote Bag $30.00
Indifference | No. 388, Youth T-Shirt
Youth T-Shirt featuring pewter-colored Japanese brush strokes.
Person standing in a futuristic cityscape with neon lights
Indifference | No. 388
Youth T-Shirt $30.00
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 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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Buy any 3 items and the 4th is on us. Calculated automatically at checkout.

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