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ichinichi studio

: ichinichi studio: The Architectural Foundation & Master Archive

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Rainbow Swirl Lollipop | No. 241, Eco Tote Bag
Minimal rainbow swirl lollipop illustration centered on a tote bag.
Person holding a tote bag with a colorful design in an art gallery.
Rainbow Swirl Lollipop | No. 241
Eco Tote Bag $30.00
Rainbow Swirl Lollipop | No. 241, Unisex T-Shirt
Minimal rainbow swirl lollipop design centered on a T-Shirt.
“Color finds its way back to you.” “色はいつか戻ってくる。”
Rainbow Swirl Lollipop | No. 241
Unisex T-Shirt $35.00
Not Equal | No. 240, Eco Tote Bag
Minimal not-equal design with grey horizontal strokes and bright orange vertical line on a tote bag.
Minimal not-equal design with grey horizontal strokes and bright orange vertical line on a tote bag.
Not Equal | No. 240
Eco Tote Bag $30.00
Not Equal | No. 240, Unisex T-Shirt
Minimal dark grey not-equal symbol with bright orange vertical line on a T-Shirt design.
“Stand apart with intention.” “意図を持って違いを生む。”
Not Equal | No. 240
Unisex T-Shirt $35.00
Bagels, Coffee & Vinyl | No. 239
Minimal illustration of bagels, coffee, and vinyl arranged together on an Eco Tote Bag design.
Minimal illustration of bagels, coffee, and vinyl arranged together on an Eco Tote Bag design.
Bagels
Coffee & Vinyl | No. 239 $30.00
Bagels, Coffee & Vinyl | No. 239
Minimal illustration of bagels, coffee, and vinyl arranged together on a T-Shirt design.
“Small rituals, big comfort.” “小さな習慣が、心を整える。”
Bagels
Coffee & Vinyl | No. 239 $35.00
No Trespassing | No. 238, Eco Tote Bag
Minimalist tote bag design showing a No Trespassing sign with a cartoon figure covering their ears and eyes shut in the center.
Minimalist tote bag design showing a No Trespassing sign with a cartoon figure covering their ears and eyes shut in the center.
No Trespassing | No. 238
Eco Tote Bag $30.00
No Trespassing | No. 238, Unisex T-Shirt
Minimalist T-Shirt design featuring a “No Trespassing” sign with a cartoon figure in the center covering their ears and closing their eyes.
“Do not disturb.” そっとしておいて。
No Trespassing | No. 238
Unisex T-Shirt $35.00
Tamago Sushi | No. 237, Eco Tote Bag
Minimalist Eco Tote Bag design featuring a single tamago sushi wrapped with dark green nori.
Minimalist Eco Tote Bag design featuring a single tamago sushi wrapped with dark green nori.
Tamago Sushi | No. 237
Eco Tote Bag $30.00
Tamago Sushi | No. 237, Unisex T-Shirt
Minimalist T-Shirt design featuring a tamago sushi piece wrapped with a strip of dark green nori.
Minimalist T-Shirt design featuring a tamago sushi piece wrapped with a strip of dark green nori.
Tamago Sushi | No. 237
Unisex T-Shirt $35.00
Hammer & Nail | No. 236, Eco Tote Bag
Minimalist Eco Tote Bag design featuring a hammer driving a nail into a 2x4 board.
Minimalist Eco Tote Bag design featuring a hammer driving a nail into a 2x4 board.
Hammer & Nail | No. 236
Eco Tote Bag $30.00
Hammer & Nail | No. 236, Unisex T-Shirt
Minimalist T-Shirt design featuring a hammer striking a nail into a 2x4 wooden board.
“One hit at a time.” 一打一打で進む。
Hammer & Nail | No. 236
Unisex T-Shirt $35.00
LOVE / 愛 | No. 235, Eco Tote Bag
Minimalist Eco Tote Bag design featuring L-O over V-E at 45 degrees with red kanji 愛 centered.
Minimalist Eco Tote Bag design featuring L-O over V-E at 45 degrees with red kanji 愛 centered.
LOVE / 愛 | No. 235
Eco Tote Bag $30.00
LOVE / 愛 | No. 235, Unisex T-Shirt
Minimalist T-Shirt design with stacked L-O over V-E at a 45-degree tilt in pink and purple, with red Japanese kanji 愛 at center.
Minimalist T-Shirt design with stacked L-O over V-E at a 45-degree tilt in pink and purple, with red Japanese kanji 愛 at center.
LOVE / 愛 | No. 235
Unisex T-Shirt $35.00
Baby Sumo | No. 234, Eco Tote Bag
Minimalist Eco Tote Bag design featuring a small sumo wrestler drawn with soft, rounded lines.
Minimalist Eco Tote Bag design featuring a small sumo wrestler drawn with soft, rounded lines.
Baby Sumo | No. 234
Eco Tote Bag $30.00
Baby Sumo | No. 234, Unisex T-Shirt
Minimalist T-Shirt design featuring a seated baby sumo wrestler with a small mawashi and topknot.
“Small, strong, steady.” 小さくても、強くて、どっしり。
Baby Sumo | No. 234
Unisex T-Shirt $35.00
Pop Art Sneakers | No. 233, Eco Tote Bag
Minimalist Eco Tote Bag design with a Pop Art–inspired pair of sneakers drawn in bold, saturated colors.
Minimalist Eco Tote Bag design with a Pop Art–inspired pair of sneakers drawn in bold, saturated colors.
Pop Art Sneakers | No. 233
Eco Tote Bag $30.00
Pop Art Sneakers | No. 233, Unisex T-Shirt
Minimalist T-Shirt design featuring a Pop Art–inspired pair of sneakers with bold outlines and saturated colors.
“Walk loud.” 静かに歩いても、心は大きく。
Pop Art Sneakers | No. 233
Unisex T-Shirt $35.00
Digital Classic | No. 232, Eco Tote Bag
Minimalist Eco Tote Bag design showing an old-school digital wristwatch displaying time, date, and day.
Minimalist Eco Tote Bag design showing an old-school digital wristwatch displaying time, date, and day.
Digital Classic | No. 232
Eco Tote Bag $30.00
Digital Classic | No. 232, Unisex T-Shirt
Minimalist T-Shirt design featuring an old-school digital wristwatch with time, date, and day displayed.
Minimalist T-Shirt design featuring an old-school digital wristwatch with time, date, and day displayed.
Digital Classic | No. 232
Unisex T-Shirt $35.00
Mushroom Slice | No. 231, Eco Tote Bag
Minimalist Eco Tote Bag design featuring a single sliced mushroom in clean line illustration.
Minimalist Eco Tote Bag design featuring a single sliced mushroom in clean line illustration.
Mushroom Slice | No. 231
Eco Tote Bag $30.00
Mushroom Slice | No. 231, Unisex T-Shirt
Minimalist T-Shirt design featuring a single sliced mushroom drawn with clean, simple lines.
“Simple things nourish.” シンプルなものが満たす。
Mushroom Slice | No. 231
Unisex T-Shirt $35.00
Stay Strong - がんばって | No. 230, Eco Tote Bag
Minimalist Eco Tote Bag design with the handwritten Japanese phrase がんばって centered in soft brush lettering.
Minimalist Eco Tote Bag design with the handwritten Japanese phrase がんばって centered in soft brush lettering.
Stay Strong - がんばって | No. 230
Eco Tote Bag $30.00
Stay Strong - がんばって | No. 230, Unisex T-Shirt
Minimalist T-Shirt design featuring the handwritten Japanese phrase がんばって in soft brush lettering.
Young man standing on an urban rooftop wearing a light blue unisex t-shirt with blue Japanese text "Ganbatte" (Do Your Best) printed on the chest.
Stay Strong - がんばって | No. 230
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.

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

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