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ichinichi studio

: ichinichi studio: The Architectural Foundation & Master Archive

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Signage Study | No. 316, Unisex Long Sleeve T-Shirt
Long Sleeve T-Shirt featuring minimalist blue, pink, and grey restroom icons with a hand-drawn aesthetic.
Woman holding a coffee cup in a cafe with a white shirt featuring accessibility icons.
Signage Study | No. 316
Unisex Long Sleeve T-Shirt $40.00
Signage Study | No. 316, Unisex T-Shirt
Short Sleeve T-Shirt featuring a minimalist male in light blue, female in light pink, and handicap symbol in grey with a directional arrow.
Man wearing a white t-shirt with a graphic design in a minimalistic room.
Signage Study | No. 316
Unisex T-Shirt $35.00
Ichigo Sando | No. 315, Eco Tote Bag
Minimalist Ichigo Sando strawberry sandwich design on an organic cotton eco tote bag.
Woman holding a beige tote bag with a logo on a city street with a red double-decker bus in the background.
Ichigo Sando | No. 315
Eco Tote Bag $30.00
Ichigo Sando | No. 315, Unisex Pullover Hoodie
Graphic illustration of a Japanese Ichigo Sando strawberry sandwich on a comfortable pullover hoodie.
Person wearing a white hoodie with a colorful design, holding a blue skateboard in an urban street setting.
Ichigo Sando | No. 315
Unisex Pullover Hoodie $65.00
Ichigo Sando | No. 315, Unisex Long Sleeve T-Shirt
Clean vector illustration of an Ichigo Sando strawberry fruit sandwich cross-section on a long sleeve t-shirt.
Person wearing a pink long-sleeve shirt with a graphic design and blue jeans in a gallery setting.
Ichigo Sando | No. 315
Unisex Long Sleeve T-Shirt $40.00
Ichigo Sando | No. 315, Unisex T-Shirt
Minimalist line art illustration of a Japanese Ichigo Sando strawberry sandwich on a short sleeve t-shirt.
Man sitting at a table in a cozy cafe with a brick wall background
Ichigo Sando | No. 315
Unisex T-Shirt $35.00
Goldfish Bowl | No. 314, Eco Tote Bag
Minimalist goldfish bowl line art printed on an organic cotton Eco Tote Bag.
Minimalist goldfish bowl line art printed on an organic cotton Eco Tote Bag.
Goldfish Bowl | No. 314
Eco Tote Bag $30.00
Goldfish Bowl | No. 314, Unisex Pullover Hoodie
Minimalist graphic of a goldfish and a circular bowl on a white Pullover Hoodie.
Product mockup
Goldfish Bowl | No. 314
Unisex Pullover Hoodie $65.00
Goldfish Bowl | No. 314, Unisex Long Sleeve T-Shirt
Minimalist illustration of a goldfish swimming in a bowl on a white Long Sleeve T-Shirt.
Product mockup
Goldfish Bowl | No. 314
Unisex Long Sleeve T-Shirt $40.00
Goldfish Bowl | No. 314, Unisex T-Shirt
Minimalist line art illustration of a goldfish in a glass bowl on a white Short Sleeve T-Shirt.
Man wearing a light blue t-shirt with a fishbowl graphic standing in front of a store.
Goldfish Bowl | No. 314
Unisex T-Shirt $35.00
Ebi Nigiri | No. 313, Eco Tote Bag
Minimalist brush pen illustration of a single shrimp sushi (Ebi Nigiri) on a wooden block for an Eco Tote Bag.
Minimalist brush pen illustration of a single shrimp sushi (Ebi Nigiri) on a wooden block for an Eco Tote Bag.
Ebi Nigiri | No. 313
Eco Tote Bag $30.00
Ebi Nigiri | No. 313, Unisex Pullover Hoodie
Minimalist brush pen illustration of a single shrimp sushi (Ebi Nigiri) on a wooden block for a Pullover Hoodie.
Product mockup
Ebi Nigiri | No. 313
Unisex Pullover Hoodie $65.00
Ebi Nigiri | No. 313, Unisex Long Sleeve T-Shirt
Minimalist brush pen illustration of a single shrimp sushi (Ebi Nigiri) on a wooden block for a Long Sleeve T-Shirt.
Product mockup
Ebi Nigiri | No. 313
Unisex Long Sleeve T-Shirt $40.00
Ebi Nigiri | No. 313, Unisex T-Shirt
Minimalist brush pen illustration of a single shrimp sushi (Ebi Nigiri) on a wooden block for a Short Sleeve T-Shirt.
Man wearing an orange t-shirt standing on a rain-soaked street with neon signs in the background
Ebi Nigiri | No. 313
Unisex T-Shirt $35.00
Backhoe | No. 312, Eco Tote Bag
Industrial backhoe line drawing on an organic cotton Eco Tote Bag.
Man holding a tote bag with a cityscape in the background
Backhoe | No. 312
Eco Tote Bag $30.00
Backhoe | No. 312, Unisex Pullover Hoodie
Minimalist backhoe graphic on a soft Pullover Hoodie.
Person wearing a green hoodie with a logo in a large room with high windows
Backhoe | No. 312
Unisex Pullover Hoodie $65.00
Backhoe | No. 312, Unisex Long Sleeve T-Shirt
Clean line-art illustration of a backhoe on a Long Sleeve T-Shirt.
Person standing on a neon-lit street at night
Backhoe | No. 312
Unisex Long Sleeve T-Shirt $40.00
Backhoe | No. 312, Unisex T-Shirt
Minimalist vector illustration of a backhoe in profile on a Short Sleeve T-Shirt.
Man standing in a warehouse-like setting with leather furniture
Backhoe | No. 312
Unisex T-Shirt $35.00
The Case | No. 311, Eco Tote Bag
Minimalist line drawing of an open aluminum suitcase on an Eco Tote Bag.
Woman holding a beige tote bag with a design in a cozy indoor setting
The Case | No. 311
Eco Tote Bag $30.00
The Case | No. 311, Unisex Pullover Hoodie
Minimalist graphic of an open aluminum suitcase on a Pullover Hoodie.
Man wearing a white hoodie with a graphic design in an indoor setting with large windows.
The Case | No. 311
Unisex Pullover Hoodie $65.00
The Case | No. 311, Unisex Long Sleeve T-Shirt
Minimalist illustration of an open aluminum travel case on a Long Sleeve T-Shirt.
Person wearing a light gray long-sleeve shirt with a graphic design and black pants in a modern office setting.
The Case | No. 311
Unisex Long Sleeve T-Shirt $40.00
The Case | No. 311, Unisex T-Shirt
Minimalist line art of an open aluminum clam-shell suitcase on a Short Sleeve T-Shirt.
Man wearing a white t-shirt with a graphic design in a minimalistic room.
The Case | No. 311
Unisex T-Shirt $35.00
Unzipped Heart | No. 310, Eco Tote Bag
Minimalist red heart with zipper graphic, eco tote bag.
Woman holding a tote bag with a heart design in a restaurant setting
Unzipped Heart | No. 310
Eco Tote Bag $30.00
Unzipped Heart | No. 310, Unisex Pullover Hoodie
Graphic of a red heart with a large zipper detail, minimalist pullover hoodie.
Man wearing a black hoodie with a red heart design on a neon-lit street.
Unzipped Heart | No. 310
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.

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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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