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Free shipping campaign underway [until Monday, December 22nd]
Free shipping campaign underway [until Monday, December 22nd]

[Official Online Store Exclusive] Limited Time Offer! Free Shipping Campaign

・You can use the campaign as many times as you like within the period.
・Free shipping for purchases totaling ¥11,000 (tax included) or more.

[Campaign Period] Thursday, August 21, 2025, 10:00 AM - Monday, December 22, 2025, 11:59 PM
*The period is subject to change.

[Telephone inquiries] 0120-02-7074 (weekdays 10:00-17:00)


Please take this opportunity to enjoy shopping at the official B-Three online store.

絞り込み条件:

Semi-flared/sneaker cut

Cotton +3 sneaker cut pants

Original price 21,890円 - Original price 21,890円
Original price
21,890円 (税込)
21,890円 - 21,890円
Current price 21,890円 (税込)

We created these because they didn't exist before! Revolutionary pants that look great in sneakers, a must-have for everyday sneakers lovers. "S...

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Tapered

Oxford tapered pants

Original price 16,390円 - Original price 16,390円
Original price
16,390円 (税込)
16,390円 - 16,390円
Current price 16,390円 (税込)

These comfortable pants are made of a smooth cotton blend. FUNCTION Stretch Oxford weave that stretches 360 degrees and retains its shape We...

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Wide/Semi-wide

  • NEW COLOR

Fluffy, smooth wide-leg pants

Original price 18,590円 - Original price 18,590円
Original price
18,590円 (税込)
18,590円 - 18,590円
Current price 18,590円 (税込)

"Light or light today?" Reversible travel pants that let you choose your comfort Reversible pants that can be worn in different looks and textur...

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straight

  • NEW COLOR

Georgette Straight Pants

Original price 15,290円 - Original price 15,290円
Original price
15,290円 (税込)
15,290円 - 15,290円
Current price 15,290円 (税込)

Made from the popular "Georgette" fabric series, which has sold a total of 1.6 million units, these straight pants create beautiful, defined legs. ...

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cropped

  • NEW COLOR

[Summer Limited Edition] Georgette Slit Cropped Pants

Original price 15,290円 - Original price 15,290円
Original price
15,290円 (税込)
15,290円 - 15,290円
Current price 15,290円 (税込)

A popular series that has sold a total of 1.6 million copies A sophisticated cropped top made from georgette fabric FUNCTION Excellent s...

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Wide/Semi-wide

  • NEW COLOR

[Summer Limited Edition] Twisted Airy Wide Pants

Original price 18,590円 - Original price 18,590円
Original price
18,590円 (税込)
18,590円 - 18,590円
Current price 18,590円 (税込)

Flip it over and you can wear it for two purposes. These airy reversible pants have evolved to make your travels easier! FUNCTION Stress-free...

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Wide/Semi-wide

[Summer Limited] Light Soccer Wide Cropped Pants

Original price 16,390円 - Original price 16,390円
Original price
16,390円 (税込)
16,390円 - 16,390円
Current price 16,390円 (税込)

Cool wide pants that make summer fashion easy FUNCTION Lightweight knit fabric with a crisp feel like woven fabric Made with the latest hi...

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straight

  • NEW COLOR

[Summer Limited] Air Mesh Straight Pants

Original price 18,590円 - Original price 18,590円
Original price
18,590円 (税込)
18,590円 - 18,590円
Current price 18,590円 (税込)

Breathable, refreshing active pants that aim for zero discomfort FUNCTION Soft and durable knit fabric for maximum freedom of movement Thi...

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Wide/Semi-wide

[Summer Limited] Dry Air Wide Pants

Original price 19,690円 - Original price 19,690円
Original price
19,690円 (税込)
19,690円 - 19,690円
Current price 19,690円 (税込)

A cool texture that shines in the summer sun FUNCTION Easy-care pants that allow you to enjoy the quality of linen in a lightweight way We ...

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Tapered

[Summer Limited] Dry Air +3 Tapered Pants

Original price 19,690円 - Original price 19,690円
Original price
19,690円 (税込)
19,690円 - 19,690円
Current price 19,690円 (税込)

Summer tapered pants with a three-sided pattern that promises beautiful legs this summer. FUNCTION Easy-care pants that allow you to enjoy ...

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straight

Shiny Shadow Straight Pants

Original price 29,590円 - Original price 29,590円
Original price
29,590円 (税込)
29,590円 - 29,590円
Current price 29,590円 (税込)

A luxurious pair of elegant pants with a sparkling finish FUNCTION Luxurious 3D shadow makeup that exudes elegance and sophistication. By kn...

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straight

  • NEW COLOR

Shadow Straight Pants

Original price 27,390円 - Original price 27,390円
Original price
27,390円 (税込)
27,390円 - 27,390円
Current price 27,390円 (税込)

A sophisticated pair of straight pants with a special shadow effect. FUNCTION Apply shadow makeup to your legs just like you would with make...

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Semi-flared/sneaker cut

Jeans-like +3 sneaker cut pants

Original price 21,890円 - Original price 21,890円
Original price
21,890円 (税込)
21,890円 - 21,890円
Current price 21,890円 (税込)

We created these revolutionary jeans that look great with sneakers, a must-have for everyday sneaker lovers! "Sneakers don't make my legs look b...

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straight

Jeans-like straight pants

Original price 16,390円 - Original price 16,390円
Original price
16,390円 (税込)
16,390円 - 16,390円
Current price 16,390円 (税込)

Everyday jeans that look like authentic denim but are fade-resistant FUNCTION Don't worry about rubbing! Color-transfer-resistant jeans "I wa...

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Wide/Semi-wide

Smooth jeans and wide pants

Original price 19,690円 - Original price 19,690円
Original price
19,690円 (税込)
19,690円 - 19,690円
Current price 19,690円 (税込)

Stress-free wide pants with a genuine denim look FUNCTION New soft jeans that are resistant to fading Based on customer feedback, we have c...

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Semi-flared/sneaker cut

Double-cross semi-flared pants

Original price 18,590円 - Original price 18,590円
Original price
18,590円 (税込)
18,590円 - 18,590円
Current price 18,590円 (税込)

Pants for stress-free formal and office wear FUNCTION High-quality natural stretch with supple elasticity and resilience We developed a hig...

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straight

Dry Woolly Straight Pants

Original price 17,490円 - Original price 17,490円
Original price
17,490円 (税込)
17,490円 - 17,490円
Current price 17,490円 (税込)

A classic straight hairstyle that is both beautiful and intelligent, perfect for the ever-changing seasons FUNCTION A highly stretchable fabri...

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Wide/Semi-wide

Dry Woolly Wide Pants

Original price 18,590円 - Original price 18,590円
Original price
18,590円 (税込)
18,590円 - 18,590円
Current price 18,590円 (税込)

A wide-legged model with both talent and beauty, perfect for the ever-changing seasons FUNCTION A highly stretchable fabric with a wool-like t...

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Wide/Semi-wide

Classic Chino Wide Pants

Original price 20,790円 - Original price 20,790円
Original price
20,790円 (税込)
20,790円 - 20,790円
Current price 20,790円 (税込)

Wide chino pants are a must-have for casual adult women. FUNCTION Wrinkle-resistant twill weave with good stretch Developed from the ground ...

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straight

  • NEW COLOR

Ketrel Straight Pants

Original price 16,390円 - Original price 16,390円
Original price
16,390円 (税込)
16,390円 - 16,390円
Current price 16,390円 (税込)

Very popular for its smooth and comfortable new sensation! A stress-free basic straight cut made from fabric that is resistant to pollen and dust....

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Wide/Semi-wide

Worsted wool wide pants

Original price 25,300円 - Original price 25,300円
Original price
25,300円 (税込)
25,300円 - 25,300円
Current price 25,300円 (税込)

Stylish, easy, and beautiful. Smart wool pants to transition from the lingering heat of summer to autumn. This highly functional fabric is perfe...

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straight

Basic knit and straight pants

Original price 16,390円 - Original price 16,390円
Original price
16,390円 (税込)
16,390円 - 16,390円
Current price 16,390円 (税込)

Aiming for the highest level of basic FUNCTION A comfortable fit that adapts to your body with every movement We've reconstructed the comfor...

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Innerwear

Super Hip Girdle

Original price 4,290円 - Original price 4,290円
Original price
4,290円 (税込)
4,290円 - 4,290円
Current price 4,290円 (税込)

A long-selling girdle that gently wraps around your hips This popular B3 classic girdle is made with soft stretch that doesn't feel too tight a...

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Innerwear

Air Girdle Shorts

Original price 5,390円 - Original price 5,390円
Original price
5,390円 (税込)
5,390円 - 5,390円
Current price 5,390円 (税込)

Stress-free, ultra-thin girdle shorts that feel like bare skin FUNCTION No elastic waistband. Reduces digging in for an addictive fit. Made...

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