NEW ARRIVALS
Give the Gift “From the Core” This Winter.
Choii Boxers – New Winter Colors
Shipping begins early December.
Peak performance starts from within.
High-Waist Comfort. Inside Out Strength.
Performance
High-Waist, No Pressure Design. Supports your daily rhythm and keeps your body balanced.
Comfort
Seamless, tagless, waistband-free. Stress-free wear, even for long hours.
Style
Function meets refined form—effortlessly blending with any outfit.
Introducing
Our Newest Arrivals
We make things that work better and last longer. Our products solve real problems with clean design and honest materials.
Effortless Fit That Stays in Place
No waistband. A unique vertical-stretch knit that moves with you.
Ultra-thin, feather-soft, never bulky—comfortable for everyday wear and every run.
薄くやわらかな肌触りで着膨れせず、
日常もランニングも、ずっと快適。
From Vision to Reality.
Turned what seemed impossible into possible.
No matter what anyone said, never gave up and kept trying.
After three years of persistence, finally made it happen.
Crafted with care, loved without condition.
コンディションの鍵は
「お腹を冷やさないこと」
Engineered to move with you, never against you.
やわらかく伸びる素材が体幹を支え
大事な瞬間に最高のパフォーマンスを引き出す
NEWS
- 【Media Feature】LUNDATTE’s “Choii Boxers” Featured on FM COCOLO’s Wellness Life Program Presented by Saraya
- Chiaki Kimura, Founder of LUNDATTE, Speaks at Osaka-Kansai Expo 2025. Discussing the Future of Startups with Women Entrepreneurs Through Intellectual Property
- LUNDATTE CEO to Speak at Osaka Expo: Sharing Startup IP Strategies
- 働きやすい職場環境整備を推進するために、カスタマーハラスメントに対する基本方針を定めました。
- [Media Appearance] LUNDATTE CEO Chiaki Kimura on Radio Nippon’s Yokohama Uposu RADIO+!
High-waisted. Without the waistband.
Boxer briefs born from turning “impossible” into comfort.
Seamless and Tagless, with Dynamic Stretch.
Engineered knit structure that moves in sync with you.
本当に必要な要素だけ備えた
履き心地の良いボクサーパンツです。
MADE IN JAPAN
Twice the Style.
Two colors. One pair.
Size Guide
- M size: Waist 76-84cm (30-33 inches) A basic size that fits most people with a standard body type.
- L size: Waist 84-92cm (33-36 inches) For those with a slightly stocky build or who prefer a more relaxed fit.
- XL size : Waist 92-100cm (36-39 inches) For larger body types or those looking for a more relaxed fit.
Waistband-free. Soft. Adaptive.
Designed high-waisted, without a waistband—defined by a soft, effortless fit.More stretch than ordinary underwear, adapting naturally to every movement and posture.
Invisible comfort becomes confidence.
Experience Choii Boxers today.
REVIEW
“Thinner than I imagined, with an incredible softness.I’d never seen high-waisted boxer briefs before—stylish, good for the body, and something I’ll keep wearing.”
– K.O.
“So light it feels like wearing nothing.
I used to get distracted by discomfort, but with Choii Boxers I forget I’m even wearing them. They’re my go-to whenever I need focus.”
– F.M.
