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JAPAN BLUE JEANS / Brushed Cotton Flannel Sleeping Henry Neck Pullover RJB3595
ROCOCO's special order pullover is based on a sleeping shirt used by the Scandinavian military and designed to match modern fashion.
The durability unique to military wear is reproduced by paying close attention to the sewing. It is finished with a rich expression by employing product dyeing to enhance the vintage look.
While most sleeping shirts are light and thin, this item is made of warm cotton flannel, making it useful from the chilly season onward.






JAPAN BLUE JEANS
A denim brand from Kojima, Okayama—an area globally renowned as the birthplace of Japanese denim. Founded in 2011, Japan Blue Jeans was created to bring the quality of MADE IN JAPAN denim to the world. By combining silhouettes favored in Europe and the U.S. with uncompromising domestic craftsmanship, the brand proposes jeans with a fresh perspective.


A vintage feel that grows with wear
The fabric is made from soft cotton flannel—warm and comfortable without the itchiness often found in wool flannel.

Garment-dyed for depth of color, it fades gradually with wear and washing, developing a unique patina over time.

This piece is crafted from rare deadstock fabric, making it even more special as it will not be reproduced.

Design and durability in the details
The henley neck design, with its small cat-eye buttons, allows for versatile styling and adds a subtle touch of sophistication.

The sleeves are constructed from two panels for a more three-dimensional look, with loop buttons at the cuffs as a quiet accent.
Please note: as the buttons are small, they may slip from the loops—be sure to fasten securely during wear.

Durable flat-felled seams reinforce the construction, while intentional puckering enhances its vintage character. Piping at the cuffs and hem adds both durability and visual detail.

A sleeping shirt built for colder days
With its relaxed boxy silhouette, this sleeping shirt layers comfortably without losing shape.

Style it with a high-neck top peeking out at the collar or roll the sleeves for a more casual look. Versatile enough for chilly autumn days through the depths of winter, it’s a piece made to accompany the season.



SIZE
※Check out the size guide for more accurate measurements.
Staff comment
●Staff (165cm / 52kg) Build: Slim Wearing size: S The hem length covered the hips, with plenty of room in the body. Sleeves extended over the backs of the hands, but rolling them up added a nice styling accent. |
●Staff (171cm / 61kg) Build: Average Wearing size: M Overall a relaxed fit. The hem length covered the hips, and the sleeves reached to the backs of the hands. I especially liked the vintage-inspired texture of the fabric. |
●Staff (177cm / 67kg) Build: Average Wearing size: L Plenty of room in the body, with a hem length that covered the hips. Sleeves were long enough to cover the hands. The soft fabric made it feel relaxed and comfortable. |
●Staff (181cm / 80kg) Build: Solid Wearing size: L Although I often wear XL, size L worked well here. The body had enough room, shoulders dropped slightly, and sleeves covered the hands. The hem fell to about halfway over the hips. |
SPEC
Materials | 100% cotton |
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Country of Origin | JAPAN |
Model Wearing | Wearing size L (178cm/70kg) |
Care Instructions | ※Please note that the colours may look different from the real thing depending on your monitor environment. |
Weight | 320g |
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Features

Still Hot, But Feeling Fall

Timeless Utility, Relaxed Aesthetics.
