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ichinichi studio

: ichinichi studio: The Architectural Foundation & Master Archive

Out of Office | No. 553, Oversized T-Shirt

Oversized T-Shirt displaying "Out of Office" in an analog, imperfectly inked vintage typewriter font.

Out of Office | No. 553, Oversized T-Shirt

Out of Office | No. 553
Oversized T-Shirt $40.00

Sunday Sauce | No. 557, Oversized T-Shirt

Bold marker illustration of a glass tomato sauce jar with colorful stripes and Roma tomatoes on an Oversized T-Shirt.

Sunday Sauce | No. 557, Oversized T-Shirt

Sunday Sauce | No. 557
Oversized T-Shirt $40.00

Sunday Sauce | No. 557, Youth T-Shirt

Vibrant marker illustration of a glass tomato sauce jar and fresh Roma tomatoes printed on a Youth T-Shirt.

Sunday Sauce | No. 557, Youth T-Shirt

Sunday Sauce | No. 557
Youth T-Shirt $30.00

Sunday Sauce | No. 557, Unisex Pullover Hoodie

Graphic marker art of a glass tomato sauce jar with a striped label and Roma tomatoes printed on a Pullover Hoodie.

Sunday Sauce | No. 557, Unisex Pullover Hoodie

Sunday Sauce | No. 557
Unisex Pullover Hoodie $65.00

Sunday Sauce | No. 557, Unisex Long Sleeve T-Shirt

Colorful marker drawing of a glass tomato sauce jar and fresh Roma tomatoes printed on a Long Sleeve T-Shirt.

Sunday Sauce | No. 557, Unisex Long Sleeve T-Shirt

Sunday Sauce | No. 557
Unisex Long Sleeve T-Shirt $40.00

Sunday Sauce | No. 557, Eco Tote Bag

Bold marker illustration of a glass tomato sauce jar with a colorful label and fresh Roma tomatoes printed on an Eco Tote Bag.

Sunday Sauce | No. 557, Eco Tote Bag

Sunday Sauce | No. 557
Eco Tote Bag $30.00

Sunday Sauce | No. 557, Unisex T-Shirt

Vibrant marker illustration of a glass jar of red tomato sauce with a striped label and Roma tomatoes on a Short Sleeve T-Shirt.

Sunday Sauce | No. 557, Unisex T-Shirt

Sunday Sauce | No. 557
Unisex T-Shirt $35.00

Edamame Bowl | No. 556, Oversized T-Shirt

A top-down view ink drawing of vibrant edamame and salt crystals in a black bowl, printed on an Oversized T-Shirt.

Edamame Bowl | No. 556, Oversized T-Shirt

Edamame Bowl | No. 556
Oversized T-Shirt $40.00

Edamame Bowl | No. 556, Youth T-Shirt

An overhead ink drawing of edamame pods and salt crystals inside a black square bowl, printed on a Youth T-Shirt.

Edamame Bowl | No. 556, Youth T-Shirt

Edamame Bowl | No. 556
Youth T-Shirt $30.00

Edamame Bowl | No. 556, Unisex Pullover Hoodie

An ink illustration featuring green edamame and white salt in a square black bowl from a top-down view, printed on a Pullover Hoodie.

Edamame Bowl | No. 556, Unisex Pullover Hoodie

Edamame Bowl | No. 556
Unisex Pullover Hoodie $65.00

Edamame Bowl | No. 556, Unisex Long Sleeve T-Shirt

A graphic ink drawing of edamame and coarse salt viewed from above in a black bowl, printed on a Long Sleeve T-Shirt.

Edamame Bowl | No. 556, Unisex Long Sleeve T-Shirt

Edamame Bowl | No. 556
Unisex Long Sleeve T-Shirt $40.00

Edamame Bowl | No. 556, Eco Tote Bag

A birdeye view ink drawing of green edamame pods and white salt crystals in a black square bowl, printed on an Eco Tote Bag.

Edamame Bowl | No. 556, Eco Tote Bag

Edamame Bowl | No. 556
Eco Tote Bag $30.00

Edamame Bowl | No. 556, Unisex T-Shirt

A birdeye view ink drawing of green edamame pods and white salt crystals in a black square bowl, printed on a Short Sleeve T-Shirt.

Edamame Bowl | No. 556, Unisex T-Shirt

Edamame Bowl | No. 556
Unisex T-Shirt $35.00

Quiet Routine | No. 555, Oversized T-Shirt

Oversized T-Shirt featuring a sumi-e ink wash illustration of a cream kyusu teapot with indigo and vermillion flowers next to a cup.

Quiet Routine | No. 555, Oversized T-Shirt

Quiet Routine | No. 555
Oversized T-Shirt $40.00

Quiet Routine | No. 555, Youth T-Shirt

Youth T-Shirt displaying a light cream Japanese teapot with colorful flowers and a single empty cup illustrated in a black ink wash style.

Quiet Routine | No. 555, Youth T-Shirt

Quiet Routine | No. 555
Youth T-Shirt $30.00

Quiet Routine | No. 555, Unisex Pullover Hoodie

Pullover Hoodie featuring an ink wash illustration of a Japanese teapot with green and red floral accents beside an empty porcelain cup.

Quiet Routine | No. 555, Unisex Pullover Hoodie

Quiet Routine | No. 555
Unisex Pullover Hoodie $65.00

Quiet Routine | No. 555, Unisex Long Sleeve T-Shirt

Long Sleeve T-Shirt showing a traditional cream kyusu with colorful floral details and a single empty cup drawn in a fluid ink wash style.

Quiet Routine | No. 555, Unisex Long Sleeve T-Shirt

Quiet Routine | No. 555
Unisex Long Sleeve T-Shirt $40.00

Quiet Routine | No. 555, Eco Tote Bag

Eco Tote Bag with a light cream Japanese teapot adorned in colorful flowers next to an empty porcelain cup, illustrated in black ink wash.

Quiet Routine | No. 555, Eco Tote Bag

Quiet Routine | No. 555
Eco Tote Bag $30.00

Quiet Routine | No. 555, Unisex T-Shirt

Short Sleeve T-Shirt featuring a light cream kyusu teapot with indigo and vermillion flowers, resting beside an empty cup in ink wash style.

Quiet Routine | No. 555, Unisex T-Shirt

Quiet Routine | No. 555
Unisex T-Shirt $35.00

Running Water | No. 554, Oversized T-Shirt

Graphic brush illustration of a cat silhouette drinking from a running sink with slight orange highlights on an Oversized T-Shirt.

Running Water | No. 554, Oversized T-Shirt

Running Water | No. 554
Oversized T-Shirt $40.00

Running Water | No. 554, Youth T-Shirt

Graphic brush illustration of a cat silhouette drinking from a running sink with slight orange highlights on a Youth T-Shirt.

Running Water | No. 554, Youth T-Shirt

Running Water | No. 554
Youth T-Shirt $30.00

Running Water | No. 554, Unisex Pullover Hoodie

Graphic brush illustration of a cat silhouette drinking from a running sink with slight orange highlights on a Pullover Hoodie.

Running Water | No. 554, Unisex Pullover Hoodie

Running Water | No. 554
Unisex Pullover Hoodie $65.00

Running Water | No. 554, Unisex Long Sleeve T-Shirt

Graphic brush illustration of a cat silhouette drinking from a running sink with slight orange highlights on a Long Sleeve T-Shirt.

Running Water | No. 554, Unisex Long Sleeve T-Shirt

Running Water | No. 554
Unisex Long Sleeve T-Shirt $40.00

Running Water | No. 554, Eco Tote Bag

Graphic brush illustration of a cat silhouette drinking from a running sink with slight orange highlights on an Eco Tote Bag.

Running Water | No. 554, Eco Tote Bag

Running Water | No. 554
Eco Tote Bag $30.00

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.