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ichinichi studio

: ichinichi studio: The Architectural Foundation & Master Archive

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Idle Loop | No. 115, Unisex T-Shirt
Idle Loop No. 115 - Hand-drawn infinite loop with soft curves and irregular linework symbolizing repetition
Inside Collar Quote “Some thoughts never land” 着地しない思考もある
Idle Loop | No. 115
Unisex T-Shirt $35.00
Inga Oho | No. 114, Unisex T-Shirt
Inga _h_ No. 114 - Japanese kanji ____ in traditional sumi ink brush calligraphy style
Inga Oho | No. 114
Unisex T-Shirt $35.00
Golden Morning | No. 113, Unisex T-Shirt
Golden Morning No. 113 - Crosshatch illustration of French toast with melting butter celebrating breakfast comfort
Golden Morning | No. 113
Unisex T-Shirt $35.00
Rolling Point | No. 112, Unisex T-Shirt
Rolling Point No. 112 - Minimalist car wheel with detailed rim spokes and tire tread in clean line art
Man wearing a yellow t-shirt with a logo on a rooftop with city skyline in the background
Rolling Point | No. 112
Unisex T-Shirt $35.00
Stay Kind | No. 111, Unisex T-Shirt
Stay Kind No. 111 - Hand-lettered navy blue "Stay Kind" typography with decorative light rays and leaves
Stay Kind | No. 111
Unisex T-Shirt $35.00
Pure Content | No. 110, Unisex T-Shirt
Pure Content No. 110 - Hand-drawn imperfect smiley face with radiating sunburst symbolizing authentic happiness
Pure Content | No. 110
Unisex T-Shirt $35.00
Wanderstate | No. 109, Unisex T-Shirt
Wanderstate No. 109 - Abstract topographic map with contour lines compass rose and dotted trails for explorers
Product mockup
Wanderstate | No. 109
Unisex T-Shirt $35.00
Signal Lost | No. 108, Unisex T-Shirt
Signal Lost No. 108 - Hand-drawn vintage shortwave radio with colorful frequency waves and crosshatch details
Product mockup
Signal Lost | No. 108
Unisex T-Shirt $35.00
Static Signal | No. 107, Unisex T-Shirt
Static Signal No. 107 - Vintage CRT television with crosshatch static screen texture and minimalist frame
Product mockup
Static Signal | No. 107
Unisex T-Shirt $35.00
The Last Drop | No. 106, Unisex T-Shirt
The Last Drop No. 106 - Minimalist hand-drawn water drop capturing the moment before surface impact
The Last Drop | No. 106
Unisex T-Shirt $35.00
Venus | No. 105, Unisex T-Shirt
Venus No. 105 - Minimalist Venus planet with luminous glow against sparse night sky for stargazers
Woman wearing a black t-shirt with a graphic design, standing on a city street.
Venus | No. 105
Unisex T-Shirt $35.00
山 Inside the Mountain | No. 104, Unisex T-Shirt
Product mockup
Heather True Royal Blue t-shirt with minimalist Mount Fuji and Kanji design worn by a young woman on an urban rooftop with city skyline.
山 Inside the Mountain | No. 104
Unisex T-Shirt $35.00
Programmer Brain | No. 103, Unisex T-Shirt
Programmer Brain No. 103 - Abstract programmer's brain illustration with circuit wiring code blocks and scattered notes
Programmer Brain | No. 103
Unisex T-Shirt $35.00
Do Not Disturb | No. 102, Unisex T-Shirt
Minimal “Do Not Disturb” icon graphic on t-shirt in abstract minimalist style
Woman wearing a white t-shirt with a logo in a modern indoor setting with greenery
Do Not Disturb | No. 102
Unisex T-Shirt $35.00
Sheets vs. Cells | No. 101, Unisex T-Shirt
Graphic t-shirt showing a humorous Google Sheets vs Excel spreadsheet standoff
Sheets vs. Cells | No. 101
Unisex T-Shirt $35.00
Impression | No. 100, Unisex T-Shirt
Torii gate woodblock print design with fresh black ink on textured block
Impression | No. 100
Unisex T-Shirt $35.00
I’m Not For Everyone | No. 099, Unisex T-Shirt
Minimal blue t-shirt with vintage-style “I’m Not For Everyone” text in white
I’m Not For Everyone | No. 099, Unisex T-Shirt
I’m Not For Everyone | No. 099
Unisex T-Shirt $35.00
Drip Drop | No. 098, Unisex T-Shirt
Illustrated spray paint can dripping with colorful ice cream on Heather Prism Ice Blue t-shirt
Drip Drop | No. 098
Unisex T-Shirt $35.00
Soft Spot | No. 097, Unisex T-Shirt
Product mockup
Soft Spot | No. 097
Unisex T-Shirt $35.00
Two Late Flights | No. 096, Unisex T-Shirt
Two airplanes passing in a night sky, one departing and one arriving, drawn in a minimal hand style
Heather teal t-shirt featuring a minimalist illustration of two airplanes and a moon with "TWO LATE FLIGHTS" text, worn by a middle-aged man on a city rooftop at night.
Two Late Flights | No. 096
Unisex T-Shirt $35.00
Side A | No. 095, Unisex T-Shirt
Hand-drawn colored pencil illustration of a vinyl record on a t-shirt
Side A | No. 095
Unisex T-Shirt $35.00
Tomorrow’s Problem | No. 094, Unisex T-Shirt
Minimal graphic tee with handwritten text “Tomorrow’s Problem” and an empty checklist below
Tomorrow’s Problem | No. 094
Unisex T-Shirt $35.00
Empty Box | No. 093, Unisex T-Shirt
A minimal sketch of a cat sitting inside an empty cardboard box
Empty Box | No. 093
Unisex T-Shirt $35.00
Green Flag | No. 092, Unisex T-Shirt
Minimalist t-shirt with “Green Flag” text and abstract green brushstrokes
Green Flag | No. 092
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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