About
MUUGI (/muːɡɪ/) reimagines the underwear experience. Material, comfort and fashionability all come together to achieve the ideal underwear.
We craft with hand selected silk and other natural luxury fibers. Comfort, simplicity and elegance in beautiful harmony achieve a stress-free fit.
Find freedom in your daily styling. MUUGI is the perfect match for all your wardrobe favorites.
All products are designed and responsibly manufactured in Japan.
![](http://muugi.jp/cdn/shop/files/2403_silk_underwear_6types_2400x1600_879cf32c-bb45-46a1-b251-c6926d631809.jpg?v=1709429086&width=2400)
Concept 🕊
100% Silk Underwear
MUUGI's signature, bra tops, bras and panties made from original 100% silk circular rib knit fabric.
Lineup
100% Silk Underwear
Made of all-natural 100% silk. Tank Top / Camisole with Bra, Bralette and Bandeau Bra with stress-free comfort and minimalist design. Panties in the same fabric.
![シルク100%タンクトップ(カップ付き) - 3サイズ・9色](http://muugi.jp/cdn/shop/collections/190102_05_t1_n1.jpg?v=1696585117&width=1620)
3 sizes, 9 colors
100% Silk Tank Top with Bra
![シルク100%キャミソール(カップ付き) - 4サイズ・10色](http://muugi.jp/cdn/shop/collections/190202_05_t1_n1.jpg?v=1709363048&width=1800)
4 sizes, 10 colors
100% Silk Camisole with Bra
![シルク100%ベアキャミソール(カップ付き) - 3サイズ・9色](http://muugi.jp/cdn/shop/collections/190401_05_t1_n1.jpg?v=1697355488&width=1620)
3 sizes, 9 colors
100% Silk Bare Camisole with Bra
![シルク100%ブラレット - 3サイズ・8色](http://muugi.jp/cdn/shop/collections/194201_05_t1_n1.jpg?v=1714561048&width=1800)
3 sizes, 8 colors
100% Silk Bralette
![シルク100%ベアトップブラ - 3サイズ・7色](http://muugi.jp/cdn/shop/collections/194301_05_t1_n1.jpg?v=1714561030&width=1800)
3 sizes, 7 colors
100% Silk Bandeau Bra
![シルク100%レギュラーショーツ - 3サイズ・11色](http://muugi.jp/cdn/shop/collections/196301_05_t1_n1.jpg?v=1667377293&width=1800)
3 sizes, 11 colors
100% Silk Mid-Rise Panties
![シルク100%足ぐりゴムなしショーツ - 3サイズ・11色](http://muugi.jp/cdn/shop/collections/1961_7_temp.jpg?v=1672841797&width=1800)
3 sizes, 11 colors
100% Silk Mid-Rise Panties Without Leg Band
![シルク100%ハイウエストショーツ - 3サイズ・10色](http://muugi.jp/cdn/shop/collections/196201_7colors.jpg?v=1655604668&width=1800)
3 sizes, 10 colors
100% Silk Full Boyleg Briefs
![シルク100%ロングショーツ・2分丈レギンス - 2サイズ・8色](http://muugi.jp/cdn/shop/collections/196401_05_t1_n1.jpg?v=1686470905&width=1800)
2 sizes, 8 colors
100% Long Boy Shorts
Lineup
100% Silk Tops and Bottoms
Long / short sleeve top and leggings made of our original silk circular rib knit fabric. Comfortable silk for everyday basic wear.
![](http://muugi.jp/cdn/shop/files/2403_fabric_silk_9color_1800x1200_6d46c089-c1db-4cdc-b63a-9abe31b65f0c.jpg?v=1709429121&width=1800)
Fabric
Our unique silk fabric — 100% Silk Circular Rib Knit
MUUGI’s unique silk fabric gently touches to your body. A gently hugging, snug fit.
Read more >
Original silk fabric development & factory tour >
Series 🍀Revamp
Cotton & Silk RIb
Underwear Series, using an original blend of Supima, a fine extra-long staple cotton and luxury silk.
Cotton & Silk Rib Series >
![コットンシルクリブ タンクトップ(アメリカンスリーブ), カップ付き - 2サイズ・4色](http://muugi.jp/cdn/shop/collections/230501_54_t1_n1.jpg?v=1713862331&width=1800)
2 sizes, 4 colors
Cotton & Silk Rib American Armhole Tank Top with Bra
![コットンシルクリブ キャミソール, カップ付き - 2サイズ・4色](http://muugi.jp/cdn/shop/collections/230202_54_t1_n1.jpg?v=1713862347&width=1800)
2 sizes, 4 colors
Cotton & Silk Rib Camisole with Bra
![コットンシルクリブ ベアトップキャミソール, カップ付き - 2サイズ・4色](http://muugi.jp/cdn/shop/collections/230601_54_t1_n1.jpg?v=1713862387&width=1800)
2 sizes, 4 colors
Cotton & Silk Rib Bandeau Camisole with Bra
![コットンシルクリブ ベアトップブラ - 2サイズ・4色](http://muugi.jp/cdn/shop/collections/234101_54_t1_n1.jpg?v=1713862406&width=1800)
2 sizes, 4 colors
Cotton & Silk Rib Bandeau Bra
![コットンシルクリブ レギュラーショーツ - 1サイズ・5色](http://muugi.jp/cdn/shop/collections/236101_cover_2700x1800_6b6a778b-111a-47e3-bf8a-468a5a8cb71d.jpg?v=1713862291&width=1800)
1 sizes, 4 colors
Cotton & Silk Rib Mid-Rise Panties
![コットンシルクリブ ハイウエストショーツ - 1サイズ・4色](http://muugi.jp/cdn/shop/collections/236201_cover_2700x1800_06662490-ddbf-4a55-aa3c-42cf0d11d425.jpg?v=1713862310&width=1800)
1 sizes, 4 colors
Cotton & Silk Rib Full Briefs
Series
100% Merino Wool Jersey
The 100% Merino Wool Jersey Series uses amazingly ultra-fine 14.5 micron (Super 180's) merino wool which is rare in the market. Long / short sleeve tee and bottoms. Versatile fabric can be worn in all seasons. Men's version is also available for unisex wear.
100% Merino Wool Jersey Series >
![メリノウール100%天竺 タンクトップ, カップ付き - 3サイズ・5色](http://muugi.jp/cdn/shop/collections/200101_05_t1_n1.jpg?v=1731768208&width=1800)
3 sizes, 5 colors 🍀NEW
100% Merino Wool Jersey Tank Top with Bra
![メリノウール100%天竺 2way長袖カットソー - 3サイズ・6色](http://muugi.jp/cdn/shop/collections/201202_05_t1_n1.jpg?v=1693819950&width=1800)
3 sizes, 6 colors
100% Merino Wool Jersey 2-Way Long Sleeve Top
![メリノウール100%天竺 クルーネック長袖カットソー - 3サイズ・6色](http://muugi.jp/cdn/shop/collections/2013_5_col_1500x_db2e5a7c-7f89-4db1-a7e7-d19825f9171f.jpg?v=1655604573&width=1600)
3 sizes, 6 colors
100% Merino Wool Jersey Crew Neck Long Sleeve Tee
![メリノウール100%天竺 2way半袖カットソー - 3サイズ・4色](http://muugi.jp/cdn/shop/collections/201401_05_t1_n1.jpg?v=1693819905&width=1800)
3 sizes, 4 colors
100% Merino Wool Jersey 2-Way Short Sleeve Top
![メリノウール100%天竺 半袖カットソー - 3サイズ・4色](http://muugi.jp/cdn/shop/collections/MG2011_4_1.jpg?v=1655605080&width=1620)
3 sizes, 4 colors
100% Merino Wool Jersey Short Sleeve Tee
![メリノウール100%天竺 タンクトップ, カップなし - 2サイズ・4色](http://muugi.jp/cdn/shop/collections/200301_05_t1_n1.jpg?v=1693819876&width=1800)
2 sizes, 4 colors
100% Merino Wool Jersey Tank Top
![メリノウール100%天竺 2分丈インナーボトム - 2サイズ・6色](http://muugi.jp/cdn/shop/collections/206102_05_t1_n1.jpg?v=1693819891&width=1800)
2 sizes, 6 colors
100% Merino Wool Jersey High Waist Shorts
![メリノウール100%天竺 レギンス - 2サイズ・6色](http://muugi.jp/cdn/shop/collections/206201_05_t1_n1.jpg?v=1693819969&width=1800)
2 sizes, 6 colors
100% Merino Wool Jersey Leggings
![メリノウール100%天竺 ショーツ - 3サイズ・8色](http://muugi.jp/cdn/shop/collections/205101_5colors_vertical.jpg?v=1655604737&width=1500)
3 sizes, 8 colors
100% Merino Wool Jersey Briefs
![メリノウール100%天竺 ハイウエストショーツ - 2サイズ・5色](http://muugi.jp/cdn/shop/collections/205201_05_t1_n1.jpg?v=1731768186&width=1800)
2 sizes, 5 colors 🍀NEW
100% Merino Wool Jersey High Waist Briefs
![MEN'S メリノウール100%天竺 クルーネック長袖Tシャツ - 2サイズ・3色](http://muugi.jp/cdn/shop/collections/208301_08_t1_n1.jpg?v=1731225023&width=1800)
2 sizes, 3 colors 🍀NEW
Men's 100% Merino Wool Jersey Crew Neck Long Sleeve Tee
![MEN'S メリノウール100%天竺 半袖Tシャツ - 2サイズ・3色](http://muugi.jp/cdn/shop/collections/208102_08_t1_n1.jpg?v=1731225008&width=1800)
2 sizes, 3 colors 🍀NEW
Men's 100% Merino Wool Jersey Short Sleeve Tee
![MEN'S メリノウール100%天竺 Vネック長袖Tシャツ - 2サイズ・3色](http://muugi.jp/cdn/shop/collections/2082_3_col_1500x_d6f6c8b0-ab69-4325-861f-6f07ded8a97d.jpg?v=1655604858&width=1600)
2 sizes, 3 colors
Men's 100% Merino Jersey V-Neck Long Sleeve Tee
Series
100% Merino Wool Circular Rib
The Pullover Series, crafted from 100% ultra fine Merino wool yarn, offers a supremely comfortable and warm wearing experience.
![](http://muugi.jp/cdn/shop/files/material-merinowool-4color-2023.jpg?v=1693997442&width=1800)
Fabric
MUUGI's Super 180's Merino Wool
Our selective 100% ultra fine 14.5 micron (Super 180's) yarn, which are really rare in the market. Extremely soft and has a smooth, natural shine.
Read more >
Series
Full-Needles Silk Knit
The 18G full-needles silk knit series uses 100% silk and has a rich, thick feel.
Series
Brushed Silk Knit
A knitwear series with a soft, fluffy texture created using 100% brushed silk yarn.
![](http://muugi.jp/cdn/shop/files/190402_51_t2_p3_S_n10_fea33903-ae03-4aee-b1a2-dd4a30a3327e.jpg?v=1709385069&width=1800)
Tips
Styling / Lookbooks
To get a sense of how MUUGI is worn, see our styling and lookbooks.
Our looks
![](http://muugi.jp/cdn/shop/files/2403_new_silk_underwear_color_mint_and_charcoal_4.jpg?v=1709355101&width=1800)
Shop the look
![](http://muugi.jp/cdn/shop/files/190202_51_t2_p3_S_n3_c1301ad2-3297-4e33-8cb8-d7aa306b9304.jpg?v=1709385113&width=1800)
Shop the look
![](http://muugi.jp/cdn/shop/files/190402_31_t2_p3_S_n6_8a0b67be-227a-48a5-843b-8c44154368e6.jpg?v=1709373586&width=1800)
Shop the look
![シルク100%クルーネックロングスリーブ, ミントの着用イメージ(前)](http://muugi.jp/cdn/shop/files/192201_51_t2_p3_M_n2.jpg?v=1707537772&width=1800)
Shop the look
![](http://muugi.jp/cdn/shop/files/230201_38_t2_p3_S_n2.jpg?v=1667660430&width=1800)
Shop the look
![](http://muugi.jp/cdn/shop/files/2403_new_silk_underwear_color_mint_and_charcoal_4.jpg?v=1709355101&width=1800)
![](http://muugi.jp/cdn/shop/files/190202_51_t2_p3_S_n3_c1301ad2-3297-4e33-8cb8-d7aa306b9304.jpg?v=1709385113&width=1800)
![](http://muugi.jp/cdn/shop/files/190402_31_t2_p3_S_n6_8a0b67be-227a-48a5-843b-8c44154368e6.jpg?v=1709373586&width=1800)
![シルク100%クルーネックロングスリーブ, ミントの着用イメージ(前)](http://muugi.jp/cdn/shop/files/192201_51_t2_p3_M_n2.jpg?v=1707537772&width=1800)
![](http://muugi.jp/cdn/shop/files/230201_38_t2_p3_S_n2.jpg?v=1667660430&width=1800)
“One cannot create happiness with beautiful objects, but one can spoil quite a lot of happiness with bad ones.” - Finn Juhl