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ichinichi studio

: ichinichi studio: The Architectural Foundation & Master Archive

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Tokyo Izakaya | No. 322, Unisex Long Sleeve T-Shirt
Minimalist line art illustration of a Tokyo Izakaya storefront on a white Long Sleeve T-Shirt.
Tokyo Izakaya | No. 322, Unisex Long Sleeve T-Shirt
Tokyo Izakaya | No. 322
Unisex Long Sleeve T-Shirt $40.00
Tokyo Izakaya | No. 322, Unisex T-Shirt
Minimalist line art illustration of a Tokyo Izakaya storefront on a white Short Sleeve T-Shirt.
Tokyo Izakaya | No. 322, Unisex T-Shirt
Tokyo Izakaya | No. 322
Unisex T-Shirt $35.00
Thank You - ありがとう！ | No. 321, Eco Tote Bag
Minimalist typography design featuring Presence of Thanks in gold and silver on an Eco Tote Bag.
Minimalist typography design featuring Presence of Thanks in gold and silver on an Eco Tote Bag.
Thank You - ありがとう！ | No. 321
Eco Tote Bag $30.00
Thank You - ありがとう！ | No. 321, Unisex Pullover Hoodie
Minimalist typography design featuring Presence of Thanks in gold and silver on a Pullover Hoodie.
Product mockup
Thank You - ありがとう！ | No. 321
Unisex Pullover Hoodie $65.00
Thank You - ありがとう！ | No. 321, Unisex Long Sleeve T-Shirt
Minimalist typography design featuring Presence of Thanks in gold and silver on a Long Sleeve T-Shirt.
Product mockup
Thank You - ありがとう！ | No. 321
Unisex Long Sleeve T-Shirt $40.00
Thank You - ありがとう！| No. 321, Unisex T-Shirt
Minimalist typography design featuring Thank you in gold and silver on a Short Sleeve T-Shirt.
An androgynous 30s Black model wearing the Heather Black "THANK YOU / ありがとう！" t-shirt, standing by a large glass window at Tokyo International Airport (Haneda).
Thank You - ありがとう！| No. 321
Unisex T-Shirt $35.00
Double Scoop | No. 320, Eco Tote Bag
Whimsical ice cream bowl line art on an organic cotton Eco Tote Bag.
Whimsical ice cream bowl line art on an organic cotton Eco Tote Bag.
Double Scoop | No. 320
Eco Tote Bag $30.00
Double Scoop | No. 320, Unisex Pullover Hoodie
Minimalist ice cream scoop graphic on a comfortable Pullover Hoodie.
Product mockup
Double Scoop | No. 320
Unisex Pullover Hoodie $65.00
Double Scoop | No. 320, Unisex Long Sleeve T-Shirt
Hand-drawn ice cream illustration with numbers one and two on a Long Sleeve T-Shirt.
Product mockup
Double Scoop | No. 320
Unisex Long Sleeve T-Shirt $40.00
Double Scoop | No. 320, Unisex T-Shirt
Minimalist line art illustration of a double scoop ice cream bowl on a Short Sleeve T-Shirt.
A young Korean woman in her 20s wearing a turquoise "1 2" ice cream graphic t-shirt, posed against the geometric concrete forms of Arcosanti. The streetwear-inspired look is set against harsh, direct desert sunlight, highlighting the vibrant shirt color against the muted, industrial textures of the architecture.
Double Scoop | No. 320
Unisex T-Shirt $35.00
Cold Juice | No. 319, Eco Tote Bag
Minimalist eco-friendly Tote Bag featuring a bold "100% Cold Juice" graphic design.
Minimalist eco-friendly Tote Bag featuring a bold "100% Cold Juice" graphic design.
Cold Juice | No. 319
Eco Tote Bag $30.00
Cold Juice | No. 319, Unisex Pullover Hoodie
High-contrast "100% Cold Juice" graphic on a comfortable Pullover Hoodie.
Man in a red hoodie sitting at a bar counter holding a drink.
Cold Juice | No. 319
Unisex Pullover Hoodie $65.00
Cold Juice | No. 319, Unisex Long Sleeve T-Shirt
Bold retro "100% Cold Juice" graphic centered on a Long Sleeve T-Shirt.
Woman in yellow sweater and white skirt standing on a rooftop with cityscape in the background
Cold Juice | No. 319
Unisex Long Sleeve T-Shirt $40.00
Cold Juice | No. 319, Unisex T-Shirt
Flat graphic design of "100% Cold Juice" text in a bold, retro style on a Short Sleeve T-Shirt.
Man wearing an orange t-shirt with a logo, standing in front of a modern building.
Cold Juice | No. 319
Unisex T-Shirt $35.00
Sake Stack | No. 318, Eco Tote Bag
Minimalist row of multi-colored sake barrels illustration on an Eco Tote Bag.
Minimalist row of multi-colored sake barrels illustration on an Eco Tote Bag.
Sake Stack | No. 318
Eco Tote Bag $30.00
Sake Stack | No. 318, Unisex Pullover Hoodie
Minimalist row of multi-colored sake barrels illustration on a Pullover Hoodie.
Man standing in a neon-lit alleyway with colorful signs
Sake Stack | No. 318
Unisex Pullover Hoodie $65.00
Sake Stack | No. 318, Unisex Long Sleeve T-Shirt
Minimalist row of multi-colored sake barrels illustration on a Long Sleeve T-Shirt.
Product mockup
Sake Stack | No. 318
Unisex Long Sleeve T-Shirt $40.00
Sake Stack | No. 318, Unisex T-Shirt
Minimalist row of multi-colored sake barrels illustration on a Short Sleeve T-Shirt.
Product mockup
Sake Stack | No. 318
Unisex T-Shirt $35.00
Voyager | No. 317, Eco Tote Bag
Detailed hand-drawn astronaut suit illustration on an organic Eco Tote Bag.
Product mockup
Voyager | No. 317
Eco Tote Bag $30.00
Voyager | No. 317, Unisex Pullover Hoodie
Detailed hand-drawn astronaut suit illustration on a black Pullover Hoodie.
Product mockup
Voyager | No. 317
Unisex Pullover Hoodie $65.00
Voyager | No. 317, Unisex Long Sleeve T-Shirt
Detailed hand-drawn astronaut suit illustration on a white Long Sleeve T-Shirt.
Woman standing in front of a rustic building with cacti and a fountain.
Voyager | No. 317
Unisex Long Sleeve T-Shirt $40.00
Voyager | No. 317, Unisex T-Shirt
Detailed hand-drawn astronaut suit illustration on a white Short Sleeve T-Shirt.
Product mockup
Voyager | No. 317
Unisex T-Shirt $35.00
Signage Study | No. 316, Eco Tote Bag
Eco Tote Bag featuring a minimalist signage illustration with blue, pink, and grey figures and a black arrow.
Woman holding a beige tote bag with accessibility icons in a café setting
Signage Study | No. 316
Eco Tote Bag $30.00
Signage Study | No. 316, Unisex Pullover Hoodie
Pullover Hoodie featuring a minimalist hand-drawn illustration of gendered icons and a wheelchair symbol in soft colors.
Person wearing a black hoodie with symbols in a neon-lit urban alleyway
Signage Study | No. 316
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.

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

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

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