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ichinichi studio

: ichinichi studio: The Architectural Foundation & Master Archive

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State Change | No. 427, Youth T-Shirt
A black and white graphic of an ON/OFF switch printed on a flat Youth T-Shirt.
Person leaning against a stone wall with a scenic ocean view at sunset
State Change | No. 427
Youth T-Shirt $30.00
State Change | No. 427, Unisex Pullover Hoodie
A black and white graphic of an ON/OFF switch printed on a flat Pullover Hoodie.
Person wearing a maroon hoodie with a logo in an urban setting with graffiti.
State Change | No. 427
Unisex Pullover Hoodie $65.00
State Change | No. 427, Unisex Long Sleeve T-Shirt
A black and white graphic of an ON/OFF switch printed on a flat Long Sleeve T-Shirt.
Man wearing a red long-sleeve shirt with a logo in an office setting
State Change | No. 427
Unisex Long Sleeve T-Shirt $40.00
State Change | No. 427, Unisex T-Shirt
A black and white graphic of an ON/OFF switch printed on a flat Short Sleeve T-Shirt.
Man wearing an orange t-shirt with a graphic design in an urban setting with neon lights.
State Change | No. 427
Unisex T-Shirt $35.00
Concord Spill | No. 426, Eco Tote Bag
Tote Bag featuring a full color marker illustration of a peanut butter and jelly sandwich with overflowing grape jelly.
Man standing on a wooden deck with a scenic ocean view, holding a tote bag.
Concord Spill | No. 426
Eco Tote Bag $30.00
Concord Spill | No. 426, Youth T-Shirt
Youth T-Shirt featuring a full color marker illustration of a peanut butter and jelly sandwich with overflowing grape jelly.
White t-shirt with a graphic design on a metal railing at a skate park.
Concord Spill | No. 426
Youth T-Shirt $30.00
Concord Spill | No. 426, Unisex Pullover Hoodie
Pullover Hoodie featuring a full color marker illustration of a peanut butter and jelly sandwich with overflowing grape jelly.
Man wearing a white hoodie with a graphic design, standing in a tropical setting with plants and concrete architecture.
Concord Spill | No. 426
Unisex Pullover Hoodie $65.00
Concord Spill | No. 426, Unisex Long Sleeve T-Shirt
Long Sleeve T-Shirt featuring a full color marker illustration of a peanut butter and jelly sandwich with overflowing grape jelly.
Woman wearing a white long-sleeve shirt with a graphic design, standing on a balcony with a scenic view.
Concord Spill | No. 426
Unisex Long Sleeve T-Shirt $40.00
Concord Spill | No. 426, Unisex T-Shirt
Short Sleeve T-Shirt featuring a full color marker illustration of a peanut butter and jelly sandwich with overflowing grape jelly.
Person wearing a white t-shirt with a graphic design in an industrial setting
Concord Spill | No. 426
Unisex T-Shirt $35.00
Shadow Step | No. 425, Eco Tote Bag
Minimalist grey silhouette of two footprints on an Eco Tote Bag.
Person holding a black bag with footprints in a forest setting
Shadow Step | No. 425
Eco Tote Bag $30.00
Shadow Step | No. 425, Youth T-Shirt
Minimalist grey silhouette of two footprints on a Youth T-Shirt.
Child standing in a modern architectural setting with concrete walls and pebbles.
Shadow Step | No. 425
Youth T-Shirt $30.00
Shadow Step | No. 425, Unisex Pullover Hoodie
Minimalist grey silhouette of two footprints on a Pullover Hoodie.
Man in black hoodie and pants leaning against a concrete wall in a modern indoor setting.
Shadow Step | No. 425
Unisex Pullover Hoodie $65.00
Shadow Step | No. 425, Unisex Long Sleeve T-Shirt
Minimalist grey silhouette of two footprints on a Long Sleeve T-Shirt.
Man standing in a scenic outdoor setting with mountains in the background
Shadow Step | No. 425
Unisex Long Sleeve T-Shirt $40.00
Shadow Step | No. 425, Unisex T-Shirt
Minimalist grey silhouette of two footprints on a Short Sleeve T-Shirt.
Dark t-shirt with footprints on a table in a dimly lit room
Shadow Step | No. 425
Unisex T-Shirt $35.00
Morning Shokupan | No. 424, Eco Tote Bag
A minimalist hand-drawn color pencil illustration of shokupan on a Tote Bag.
Man in a suit holding a bag in a large, sunlit room with high ceilings.
Morning Shokupan | No. 424
Eco Tote Bag $30.00
Morning Shokupan | No. 424, Youth T-Shirt
A minimalist hand-drawn color pencil illustration of shokupan on a Youth T-Shirt.
Person wearing a white t-shirt with a design in an outdoor setting
Morning Shokupan | No. 424
Youth T-Shirt $30.00
Morning Shokupan | No. 424, Unisex Pullover Hoodie
A minimalist hand-drawn color pencil illustration of shokupan on a Pullover Hoodie.
Person wearing a white hoodie with a design, standing in a modern architectural space with sunlight streaming in.
Morning Shokupan | No. 424
Unisex Pullover Hoodie $65.00
Morning Shokupan | No. 424, Unisex Long Sleeve T-Shirt
A minimalist hand-drawn color pencil illustration of shokupan on a Long Sleeve T-Shirt.
Person wearing a yellow shirt with a bread graphic and green overalls sitting against a concrete wall.
Morning Shokupan | No. 424
Unisex Long Sleeve T-Shirt $40.00
Morning Shokupan | No. 424, Unisex T-Shirt
A minimalist hand-drawn color pencil illustration of shokupan on a Short Sleeve T-Shirt.
Person wearing a t-shirt with a design of toast in an outdoor setting
Morning Shokupan | No. 424
Unisex T-Shirt $35.00
Silent Connection | No. 423, Eco Tote Bag
Old British telephone booth linocut graphic on a minimal sidewalk Tote Bag
Man holding a tote bag with a scenic ocean view in the background
Silent Connection | No. 423
Eco Tote Bag $30.00
Silent Connection | No. 423, Youth T-Shirt
Old British telephone booth linocut graphic on a minimal sidewalk Youth T-Shirt
Person standing on a wooden walkway by a body of water with mountains in the background
Silent Connection | No. 423
Youth T-Shirt $30.00
Silent Connection | No. 423, Unisex Pullover Hoodie
Old British telephone booth linocut graphic on a minimal sidewalk Pullover Hoodie
Silent Connection | No. 423, Unisex Pullover Hoodie
Silent Connection | No. 423
Unisex Pullover Hoodie $65.00
Silent Connection | No. 423, Unisex Long Sleeve T-Shirt
Old British telephone booth linocut graphic on a minimal sidewalk Long Sleeve T-Shirt
Person wearing a black sweatshirt with a graphic design, standing against a modern building with a cityscape in the background.
Silent Connection | No. 423
Unisex Long Sleeve T-Shirt $40.00
Silent Connection | No. 423, Unisex T-Shirt
Old British telephone booth linocut graphic on a minimal sidewalk Short Sleeve T-Shirt
Person wearing a black t-shirt with a graphic design in a modern indoor setting with plants.
Silent Connection | No. 423
Unisex T-Shirt $35.00

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.

GLOBAL FREE SHIPPING

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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