Material data base
- Results
-
- OTHER
- Banshu
- Cotton
152Hits
-
SI77007
STYLETEX CO., LTD.
- Number
- SI77007
- date
- 2024/04/02
- Material
-
- Cotton
- Silk
- Mixture
-
- COTTON 83%
- Silk 17%
- Function
-
- Water-repellent
- Woven textile
- Width 146cm
- Length 50m
- Weight 195g/㎡
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Suits
- Jackets
- Coats
- Pants/Skirts
- Area
- OTHER
High-density coat cloth woven with GIZA cotton warp and spun silk weft.
It is a luxurious material with a chambray feel and luster. -
DS7000
STYLETEX CO., LTD.
- Number
- DS7000
- date
- 2024/04/02
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Function
-
- Water-repellent
- Woven textile
- Width 146cm
- Length 50m
- Weight 198g/㎡
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Suits
- Jackets
- Coats
- Pants/Skirts
- Area
- OTHER
High-density yarn-dyed fabric made of GIZA cotton.
Dyes yarns with threne dyes (light to medium colors) and sulfur dyes (dark colors),
which have very excellent fastness to light. -
DS80752
STYLETEX CO., LTD.
- Number
- DS80752
- date
- 2024/04/02
- Material
-
- Cotton
- Polyester
- Mixture
-
- COTTON 65%
- Polyester 35%
- Function
-
- Water-repellent
- Woven textile
- Width 146cm
- Length 50m
- Weight 175g/㎡
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Suits
- Jackets
- Coats
- Pants/Skirts
- Area
- OTHER
High-density woven fabric made of GIZA cotton warp and polyester weft. Lightweight and wrinkle-resistant coat cloth. -
AF301
STYLETEX CO., LTD.
- Number
- AF301
- date
- 2024/04/02
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Function
-
- Water-repellent
- Woven textile
- Width 112cm
- Length 50m
- Weight 270g/㎡
- Stock service available
- color/design variation available
- Item
-
- Jackets
- Coats
- Pants/Skirts
- Sportswear
- Interior
- Sundry items
- Area
- OTHER
This is the highest density [Master Shield] made of 80/3 extra long staple cotton to the limit.
While it is 100% cotton and yarn-dyed, it boasts a water pressure resistance of 900mm.
-
AF324
STYLETEX CO., LTD.
- Number
- AF324
- date
- 2024/04/02
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Function
-
- Water-repellent
- Woven textile
- Width 112cm
- Length 50m
- Weight 195g/㎡
- Stock service available
- color/design variation available
- Item
-
- Jackets
- Coats
- Pants/Skirts
- Sportswear
- Interior
- Sundry items
- Area
- OTHER
This is the highest density [Master Shield] made of 100/2x80/2 extra long staple cotton to the limit.
While it is 100% cotton and yarn-dyed, it boasts a water pressure resistance of 900mm.
-
BD6939
COSMO TEXTILE CO., LTD.
- Number
- BD6939
- date
- 2024/04/02
- Material
-
- Cotton
- Nyron
- Mixture
-
- COTTON 54%
- Nylon 46%
- Function
-
- Water-repellent
- Woven textile
- Width 136cm
- Length 50m
- Weight 130g/㎡
- Price
- Within 1,000 yen
- Stock service available
- Item
-
- Jackets
- Coats
- Shirtings
- Pants/Skirts
- Area
- OTHER
A lightweight typewriter that uses ultra-long cotton for the warp and nylon for the weft.
-
RR6615-K
ROKAL Inc.
- Number
- RR6615-K
- date
- 2024/04/02
- Material
-
- Cotton
- Polyester
- Mixture
-
- COTTON 65%
- Polyester 35%
- Woven textile
- Width 148cm
- Length 50m
- Weight 186g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- color/design variation available
- Item
-
- Jackets
- Coats
- Pants/Skirts
- Area
- Banshu
-
RR6617
ROKAL Inc.
- Number
- RR6617
- date
- 2024/04/02
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 144cm
- Length 50m
- Weight 138g/㎡
- Price
- Within 1,000 yen
- Stock service available
- Item
-
- Jackets
- Shirtings
- Area
- Banshu
-
RR3009
ROKAL Inc.
- Number
- RR3009
- date
- 2024/04/02
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 110cm
- Length 25m
- Weight 170g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- color/design variation available
- Item
-
- Shirtings
- Area
- Banshu
-
RR6629
ROKAL Inc.
- Number
- RR6629
- date
- 2024/04/02
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 95%
- Linen/Rammie 5%
- Woven textile
- Width 152cm
- Length 50m
- Weight 180g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- Item
-
- Jackets
- Shirtings
- Pants/Skirts
- Area
- Banshu
-
RR6627
ROKAL Inc.
- Number
- RR6627
- date
- 2024/04/02
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 154cm
- Length 50m
- Weight 145g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- color/design variation available
- Item
-
- Jackets
- Shirtings
- Pants/Skirts
- Area
- Banshu
-
RR6618
ROKAL Inc.
- Number
- RR6618
- date
- 2024/04/02
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 142cm
- Length 50m
- Weight 125g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- color/design variation available
- Item
-
- Jackets
- Dresses
- Shirtings
- Area
- Banshu
-
25SST-03
GLOBE CO., LTD.
- Number
- 25SST-03
- date
- 2024/04/02
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 50%
- Linen/Rammie 50%
- Function
-
- Cool/moisture transmission
- Easy care
- Woven textile
- Width 105cm
- Length 23m
- Weight 144g/㎡
- Price
- Between 1,501 yen and 2,000 yen
- Small batch orders available
- color/design variation available
- Item
-
- Suits
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Printed fabrics
- Interior
- Sundry items
- Area
- OTHER
This fabric is domestic in Japan
By using 50/50 cotton linen yarn for both vertical and vertical sides, the feeling of coolness has been improved. With a hemp mixing rate of 50%, it has become a fabri -
25SST-08
GLOBE CO., LTD.
- Number
- 25SST-08
- date
- 2024/04/02
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Function
-
- Stretch
- Easy care
- Knitted textile
- Width 100cm
- Length 23m
- Weight 210g/㎡
- Price
- Between 2,001 yen and 3,000 yen
- Small batch orders available
- color/design variation available
- Item
-
- Suits
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Printed fabrics
- Sportswear
- Inner wear/lingerie
- Interior
- Sundry items
- Area
- OTHER
-
KG1497
KAGEYAMA CO., LTD.
- Number
- KG1497
- date
- 2024/04/02
- Material
-
- Cotton
- Silk
- Mixture
-
- COTTON 92%
- Silk 8%
- Woven textile
- Width 144cm
- Length 50m
- Weight 135g/㎡
- Price
- Between 1,501 yen and 2,000 yen
- Stock service available
- color/design variation available
- Item
-
- Shirtings
- Area
- Banshu
-
K3001
KAGEYAMA CO., LTD.
- Number
- K3001
- date
- 2024/04/02
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 76%
- Linen/Rammie 24%
- Woven textile
- Width 108cm
- Length 50m
- Weight 84g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- color/design variation available
- Item
-
- Shirtings
- Area
- Banshu
-
KG1494
KAGEYAMA CO., LTD.
- Number
- KG1494
- date
- 2024/04/02
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 106cm
- Length 50m
- Weight 60g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- color/design variation available
- Item
-
- Dresses
- Shirtings
- Area
- Banshu
-
K-3001
KAGEYAMA CO., LTD.
- Number
- K-3001
- date
- 2024/04/02
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 76%
- Linen/Rammie 24%
- Woven textile
- Width 108cm
- Length 50m
- Weight 84g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- color/design variation available
- Item
-
- Shirtings
- Area
- Banshu
-
KG-1486
KAGEYAMA CO., LTD.
- Number
- KG-1486
- date
- 2024/04/02
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 112cm
- Length 35m
- Weight 159g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- color/design variation available
- Item
-
- Dresses
- Shirtings
- Interior
- Sundry items
- Area
- Banshu
-
OCA32202
OHARAYASENI CO., LTD.
- Sustainable raw materials
-
1-b Recycled materials/upcycling materials
- Number
- OCA32202
- date
- 2024/04/01
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 100%
- Woven textile
- Width 130cm
- Length 50m
- Weight 300g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Sundry items
- Area
- OTHER
-
- Enquiry by e-mail
-
- TEL
- 06-6263-8668
-
14299
SUNWELL CO., LTD.
- Sustainable raw materials
-
1-a Organic materials, biodegradable natural fibers1-b Recycled materials/upcycling materials
- Number
- 14299
- date
- 2024/04/01
- Material
-
- Cotton
- Nyron
- Mixture
-
- COTTON 60%
- Nylon 40%
- Woven textile
- Width 112cm
- Length 60m
- Weight 90g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Jackets
- Shirtings
- Pants/Skirts
- Area
- Banshu
-
- Enquiry by e-mail
-
- TEL
- 03-5772-8914
-
22488
SUNWELL CO., LTD.
- Number
- 22488
- date
- 2024/04/01
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 70%
- Linen/Rammie 30%
- Woven textile
- Width 130cm
- Length 50m
- Weight 155g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Jackets
- Shirtings
- Pants/Skirts
- Area
- Banshu
-
- Enquiry by e-mail
-
- TEL
- 03-5772-8914
-
35490
SUNWELL CO., LTD.
- Number
- 35490
- date
- 2024/04/01
- Material
-
- Cotton
- Mixture
-
- COTTON 99%
- Polyurethane 1%
- Woven textile
- Width 108cm
- Length 60m
- Weight 86g/㎡
- Price
- Within 1,000 yen
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Dresses
- Shirtings
- Area
- Banshu
-
- Enquiry by e-mail
-
- TEL
- 03-5772-8914
-
EJ1H450
CLOTH JAPAN
- Number
- EJ1H450
- date
- 2024/04/01
- Material
-
- Cotton
- Polyester
- Regenerated fiber
- Mixture
-
- COTTON 64%
- Polyester 9%
- Cupro 27%
- Woven textile
- Width 116cm
- Length 25m
- color/design variation available
- Item
-
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Area
- OTHER
-
- Enquiry by e-mail
-
- TEL
- 03-5414-2237
-
S22S07
CLOTH JAPAN
- Number
- S22S07
- date
- 2024/04/01
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 79%
- Linen/Rammie 21%
- Woven textile
- Width 151cm
- Length 25m
- color/design variation available
- Item
-
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Area
- OTHER
-
- Enquiry by e-mail
-
- TEL
- 03-5414-2237
-
S22S08
CLOTH JAPAN
- Number
- S22S08
- date
- 2024/04/01
- Material
-
- Cotton
- Regenerated fiber
- Mixture
-
- COTTON 81%
- Cupro 19%
- Woven textile
- Width 158cm
- Length 25m
- color/design variation available
- Item
-
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Area
- OTHER
-
- Enquiry by e-mail
-
- TEL
- 03-5414-2237
-
EJ1H434
CLOTH JAPAN
- Number
- EJ1H434
- date
- 2024/04/01
- Material
-
- Cotton
- Other
- Mixture
-
- COTTON 98%
- Polyurethane 2%
- Woven textile
- Width 125cm
- Length 25m
- color/design variation available
- Item
-
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Area
- OTHER
-
- Enquiry by e-mail
-
- TEL
- 03-5414-2237
-
S23S01
CLOTH JAPAN
- Number
- S23S01
- date
- 2024/04/01
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 92%
- Linen/Rammie 8%
- Woven textile
- Width 163cm
- Length 25m
- color/design variation available
- Item
-
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Area
- OTHER
-
- Enquiry by e-mail
-
- TEL
- 03-5414-2237
-
S24S03
CLOTH JAPAN
- Number
- S24S03
- date
- 2024/04/01
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 161cm
- Length 25m
- color/design variation available
- Item
-
- Suits
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Area
- OTHER
-
- Enquiry by e-mail
-
- TEL
- 03-5414-2237
-
S18S04
CLOTH JAPAN
- Number
- S18S04
- date
- 2024/04/01
- Material
-
- Cotton
- Polyester
- Mixture
-
- COTTON 65%
- Polyester 35%
- Woven textile
- Width 164cm
- Length 25m
- color/design variation available
- Item
-
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Area
- OTHER
-
- Enquiry by e-mail
-
- TEL
- 03-5414-2237
-
S24S10
CLOTH JAPAN
- Number
- S24S10
- date
- 2024/04/01
- Material
-
- Cotton
- Polyester
- Mixture
-
- COTTON 77%
- Polyester 23%
- Woven textile
- Width 165cm
- Length 25m
- color/design variation available
- Item
-
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Area
- OTHER
-
- Enquiry by e-mail
-
- TEL
- 03-5414-2237
-
KM-70460
KAGEYAMA CO., LTD.
- Number
- KM-70460
- date
- 2024/04/01
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 70%
- Linen/Rammie 30%
- Woven textile
- Width 112cm
- Length 50m
- Weight 105g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- color/design variation available
- Item
-
- Shirtings
- Area
- Banshu
-
EK1H410
CLOTH JAPAN
- Number
- EK1H410
- date
- 2024/04/01
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 161cm
- Length 25m
- color/design variation available
- Item
-
- Jackets
- Coats
- Dresses
- Shirtings
- Pants/Skirts
- Area
- OTHER
-
- Enquiry by e-mail
-
- TEL
- 03-5414-2237
-
8308-reflective
Mipox Corporation
- Number
- 8308-reflective
- date
- 2024/04/01
- Material
-
- Cotton
- Polyester
- Other
- Mixture
-
- COTTON 65%
- Polyester 35%
- Function
-
- Water-repellent
- OTHER
- Accessories
- Width 110cm
- Length 50m
- Weight 430g/㎡
- Price
- 3,000 yen or more
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Jackets
- Coats
- Pants/Skirts
- Sportswear
- Sundry items
- Accessories
- Area
- OTHER
This is a recursive reflective fabric of the open-lens type that uses glass beads on the surface. The backing material is of the Broad fabric type. -
8300-455reflect
Mipox Corporation
- Number
- 8300-455reflect
- date
- 2024/04/01
- Material
-
- Cotton
- Polyester
- Other
- Mixture
-
- COTTON 65%
- Polyester 35%
- Function
-
- Water-repellent
- OTHER
- Accessories
- Width 110cm
- Length 50m
- Weight 430g/㎡
- Price
- 3,000 yen or more
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Coats
- Pants/Skirts
- Sportswear
- Sundry items
- Accessories
- Area
- OTHER
This is a recursive reflective fabric of the open-lens type that uses glass beads on the surface. The backing material is of the broad fabric type. -
89605
OCHIAI LACE CO., LTD.
- Number
- 89605
- date
- 2024/04/01
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Accessories
- Price
- Within 1,000 yen
- Stock service available
- Item
-
- Suits
- Jackets
- Dresses
- Shirtings
- Lace/Embroidery
- Interior
- Sundry items
- Accessories
- Area
- OTHER
-
11323
OCHIAI LACE CO., LTD.
- Number
- 11323
- date
- 2024/04/01
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Accessories
- Price
- Within 1,000 yen
- Stock service available
- Item
-
- Suits
- Jackets
- Dresses
- Shirtings
- Pants/Skirts
- Lace/Embroidery
- Interior
- Sundry items
- Accessories
- Area
- OTHER
-
BD4678
COSMO TEXTILE CO., LTD.
- Sustainable raw materials
-
1-a Organic materials, biodegradable natural fibers
- Number
- BD4678
- date
- 2024/04/01
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Function
-
- Easy care
- Woven textile
- Width 140cm
- Length 50m
- Weight 150g/㎡
- Price
- Between 1,001 yen and 1,500 yen
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Shirtings
- Pants/Skirts
- Area
- OTHER
-
KT-16966SCN
ITONONE
- Number
- KT-16966SCN
- date
- 2024/03/01
- Material
-
- Cotton
- Silk
- Nyron
- Mixture
-
- COTTON 34%
- Silk 33%
- Nylon 33%
- Function
-
- Stretch
- Woven textile
- Width 140cm
- Length 10m
- Weight 67g/㎡
- Price
- 3,000 yen or more
- Small batch orders available
- Item
-
- Dresses
- Shirtings
- Area
- OTHER
SilkxCottonxNylon Seersucker-
- Enquiry by e-mail
-
- TEL
- 0555-25-2406
-
RMD3408
KUWAMURA CO., LTD.
- Number
- RMD3408
- date
- 2024/02/07
- Material
-
- Cotton
- Silk
- Mixture
-
- COTTON 70%
- Silk 30%
- Woven textile
- Width 112cm
- Length 60m
- Weight 144g/㎡
- Price
- Within 1,000 yen
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Suits
- Jackets
- Dresses
- Shirtings
- Pants/Skirts
- Area
- Banshu
It is a washer material that uses bullet noil for the weft thread. Bullet Noil is made by empty spinning the fallen cotton after removing raw silk and silk from the cocoons, and it has a unique uneven -
4H4441
KUWAMURA CO., LTD.
- Number
- 4H4441
- date
- 2024/02/07
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 94%
- Linen/Rammie 6%
- Woven textile
- Width 114cm
- Length 60m
- Weight 105g/㎡
- Stock service available
- Item
-
- Dresses
- Shirtings
- Area
- Banshu
-
4H2023
KUWAMURA CO., LTD.
- Number
- 4H2023
- date
- 2024/02/07
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 112cm
- Length 60m
- Weight 130g/㎡
- Stock service available
- Item
-
- Dresses
- Shirtings
- Area
- Banshu
-
4H8024
KUWAMURA CO., LTD.
- Number
- 4H8024
- date
- 2024/02/07
- Material
-
- Cotton
- Polyester
- Mixture
-
- COTTON 52%
- Polyester 48%
- Woven textile
- Width 156cm
- Length 60m
- Weight 76g/㎡
- Stock service available
- Item
-
- Dresses
- Shirtings
- Area
- Banshu
-
RMD3406
KUWAMURA CO., LTD.
- Number
- RMD3406
- date
- 2024/02/07
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 112cm
- Length 60m
- Weight 286g/㎡
- Price
- Within 1,000 yen
- Stock service available
- Small batch orders available
- color/design variation available
- Item
-
- Jackets
- Dresses
- Pants/Skirts
- Area
- Banshu
Multi-stripe with multiple colored threads arranged randomly. It is thick and has a good density, so it can be used for pants and jackets. -
3588
KUWAMURA CO., LTD.
- Sustainable raw materials
-
1-a Organic materials, biodegradable natural fibers
- Number
- 3588
- date
- 2024/02/07
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 116cm
- Length 60m
- Weight 129g/㎡
- Price
- Within 1,000 yen
- Stock service available
- color/design variation available
- Item
-
- Dresses
- Shirtings
- Area
- Banshu
-
3592
KUWAMURA CO., LTD.
- Sustainable raw materials
-
1-a Organic materials, biodegradable natural fibers
- Number
- 3592
- date
- 2024/02/07
- Material
-
- Cotton
- Mixture
-
- COTTON 100%
- Woven textile
- Width 114cm
- Length 60m
- Weight 143g/㎡
- Price
- Within 1,000 yen
- Stock service available
- color/design variation available
- Item
-
- Dresses
- Shirtings
- Area
- Banshu
-
CH-6346
KUWAMURA CO., LTD.
- Number
- CH-6346
- date
- 2024/02/07
- Material
-
- Cotton
- Regenerated fiber
- Mixture
-
- COTTON 52%
- Rayon 48%
- Woven textile
- Width 108cm
- Weight 165g/㎡
- Stock service available
- Item
-
- Shirtings
- Area
- Banshu
-
STL-9221
KUWAMURA CO., LTD.
- Number
- STL-9221
- date
- 2024/02/07
- Material
-
- Cotton
- Linen/Rammie
- Mixture
-
- COTTON 88%
- Linen/Rammie 12%
- Woven textile
- Width 118cm
- Length 60m
- Weight 144g/㎡
- Stock service available
- Item
-
- Jackets
- Shirtings
- Pants/Skirts
- Area
- Banshu