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ichinichi studio

: ichinichi studio: The Architectural Foundation & Master Archive

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Zen Succulent | No. 309, Unisex Long Sleeve T-Shirt
Minimalist line drawing of a small succulent in a concrete vase on a Long Sleeve T-Shirt.
Man wearing a green long-sleeve shirt with a plant design in a room with brick walls and furniture.
Zen Succulent | No. 309
Unisex Long Sleeve T-Shirt $40.00
Zen Succulent | No. 309, Unisex T-Shirt
Minimalist line drawing of a small succulent in a concrete vase on a Short Sleeve T-Shirt.
Zen Succulent | No. 309, Unisex T-Shirt
Zen Succulent | No. 309
Unisex T-Shirt $35.00
Polychrome Spectrum | No. 308, Eco Tote Bag
Beige tote bag with colorful dot pattern and text on a white background
Woman shopping for books in a bookstore with a tote bag.
Polychrome Spectrum | No. 308
Eco Tote Bag $30.00
Polychrome Spectrum | No. 308, Unisex Pullover Hoodie
White hoodie with colorful dot pattern on a white background
Person wearing a white hoodie with a colorful pattern in a modern indoor setting
Polychrome Spectrum | No. 308
Unisex Pullover Hoodie $65.00
Polychrome Spectrum | No. 308, Unisex Long Sleeve T-Shirt
White long-sleeve shirt with colorful dot pattern on a white background
Female wearing a white hoodie with a colorful pattern in a modern indoor setting by a staircase
Polychrome Spectrum | No. 308
Unisex Long Sleeve T-Shirt $40.00
Polychrome Spectrum | No. 308, Unisex T-Shirt
Beige t-shirt with colorful dot pattern on a white background
Woman sitting by a window holding a mug, wearing a white t-shirt with colorful polka dot design.
Polychrome Spectrum | No. 308
Unisex T-Shirt $35.00
Desert Warning | No. 307, Eco Tote Bag
Weathered camel crossing sign design in color ink wash on an organic cotton Eco Tote Bag.
Man holding a tote bag on a rooftop with a city skyline in the background
Desert Warning | No. 307
Eco Tote Bag $30.00
Desert Warning | No. 307, Unisex Pullover Hoodie
Minimalist weathered camel sign graphic in color ink wash on a comfortable Pullover Hoodie.
Person wearing a green hoodie with a logo in an office setting
Desert Warning | No. 307
Unisex Pullover Hoodie $65.00
Desert Warning | No. 307, Unisex Long Sleeve T-Shirt
Distressed color ink wash camel crossing road sign graphic on a Long Sleeve T-Shirt.
Man wearing a green long-sleeve shirt with a logo in an art gallery
Desert Warning | No. 307
Unisex Long Sleeve T-Shirt $40.00
Desert Warning | No. 307, Unisex T-Shirt
Weathered desert road sign with a camel silhouette in color ink wash on a Short Sleeve T-Shirt.
Man standing on a rooftop with a city skyline in the background
Desert Warning | No. 307
Unisex T-Shirt $35.00
The Last Sheet | No. 306, Eco Tote Bag
Minimalist line art illustration of a finished toilet paper roll with one sheet left, Eco Tote Bag.
Minimalist line art illustration of a finished toilet paper roll with one sheet left, Eco Tote Bag.
The Last Sheet | No. 306
Eco Tote Bag $30.00
The Last Sheet | No. 306, Unisex Pullover Hoodie
Minimalist line art illustration of a finished toilet paper roll with one sheet left, Unisex Pullover Hoodie.
Product mockup
The Last Sheet | No. 306
Unisex Pullover Hoodie $65.00
The Last Sheet | No. 306, Unisex Long Sleeve T-Shirt
Minimalist line art illustration of a finished toilet paper roll with one sheet left, Unisex Long Sleeve T-Shirt.
Person wearing a pink long-sleeve shirt with a graphic design in an industrial setting
The Last Sheet | No. 306
Unisex Long Sleeve T-Shirt $40.00
The Last Sheet | No. 306, Unisex T-Shirt
Minimalist line art illustration of a finished toilet paper roll with one sheet left, Unisex Short Sleeve T-Shirt.
Brown t-shirt on a concrete pillar with a cityscape background
The Last Sheet | No. 306
Unisex T-Shirt $35.00
Notice of Absence | No. 305, Eco Tote Bag
Graphic illustration of a generic delivery door tag on an Eco Tote Bag
Woman sitting at a wooden table in a cafe, using a laptop with a coffee mug.
Notice of Absence | No. 305
Eco Tote Bag $30.00
Notice of Absence | No. 305, Unisex Pullover Hoodie
Graphic illustration of a generic delivery door tag on a Pullover Hoodie
Man wearing a black hoodie with a yellow patch on a rooftop with city skyline in the background
Notice of Absence | No. 305
Unisex Pullover Hoodie $65.00
Notice of Absence | No. 305, Unisex Long Sleeve T-Shirt
Graphic illustration of a generic delivery door tag on a Long Sleeve T-Shirt
Person wearing a gray long-sleeve shirt with a graphic design in an art gallery.
Notice of Absence | No. 305
Unisex Long Sleeve T-Shirt $40.00
Notice of Absence | No. 305, Unisex T-Shirt
Graphic illustration of a generic delivery door tag on a Short Sleeve T-Shirt
Man standing on a subway platform wearing a black t-shirt with a yellow graphic.
Notice of Absence | No. 305
Unisex T-Shirt $35.00
Celestial Balance | No. 304, Eco Tote Bag
Minimalist line art illustration of sun and moon on Tote Bag
Woman holding a tote bag with a sun design in a greenhouse
Celestial Balance | No. 304
Eco Tote Bag $30.00
Celestial Balance | No. 304, Unisex Pullover Hoodie
Minimalist line art illustration of sun and moon on Pullover Hoodie
Person sitting on a rooftop with a city skyline in the background during sunset.
Celestial Balance | No. 304
Unisex Pullover Hoodie $65.00
Celestial Balance | No. 304, Unisex Long Sleeve T-Shirt
Minimalist line art illustration of sun and moon on Long Sleeve T-Shirt
Man in a blue shirt with a sun design sitting at a wooden table in a cozy cafe.
Celestial Balance | No. 304
Unisex Long Sleeve T-Shirt $40.00
Celestial Balance | No. 304, Unisex T-Shirt
Minimalist line art illustration of sun and moon on Short Sleeve T-Shirt
Person wearing a light blue t-shirt with a colorful design in a modern art gallery.
Celestial Balance | No. 304
Unisex T-Shirt $35.00
The Kokeshi Gathering 集まり | No. 303, Eco Tote Bag
Illustration of four colorful Japanese kokeshi dolls arranged in two pairs on a Tote Bag.
Man sitting in an art gallery holding a tote bag.
The Kokeshi Gathering 集まり | No. 303
Eco Tote Bag $30.00
The Kokeshi Gathering 集まり | No. 303, Unisex Pullover Hoodie
Illustration of four colorful Japanese kokeshi dolls arranged in two pairs on a Pullover Hoodie.
Man standing on a wooden path in a marshy area wearing a denim jacket and white hoodie with character designs.
The Kokeshi Gathering 集まり | No. 303
Unisex Pullover Hoodie $65.00

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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