靴(パンプス)のセミオーダーアプリは『O.N.3』

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Everyone
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About this app

O.N.3: Painless, Custom Pumps Just for You [Foot Size Measurement & Free Design]

"I want to find pumps that truly fit my feet."
Have you ever wished for that when choosing shoes for commuting, job hunting, or an important occasion?
The custom-order pumps e-commerce app "O.N.3" was created for those who have secret foot problems like bunions, wide feet, high insteps, or too small or too large a size. No more compromising on design or wasting time searching for comfortable shoes.

Easy at Home! Custom-Made to Your Feet

We provide the perfect shoes for your feet.
Easy "Measurement" Feature: Follow the app's guide to measure your foot size. This simple measurement data serves as the foundation for custom-made pumps that fit foot shapes that don't fit ready-made shoes, such as bunions, wide feet, or high insteps.
Optimal Size Suggestion: Based on your measurements, a custom-made shoe tree is digitally generated. Whether you're a plus or minus size, we offer a personalized fit that surpasses market standards. This fit provides a level of comfort you've never experienced before.

"Painless" Try-On Experience: Even though it's an online shopping app, you can feel as if you're trying on shoes. This customization, based on precise measurements, is the key reason O.N.3 is able to offer "painless pumps."

Over 18,000 combinations! Freedom of design for your feet

While pursuing a perfect fit, we also value the freedom to enjoy fashion. At O.N.3, you can design your dream pumps as if you were a personal designer.

Heel Height: Choose from low to high heels to suit any occasion.

Body Color: Choose from dozens of colors and materials. Find a pair perfect for both the office and your personal life.

Outsole: Customize the color, even down to the hidden parts. Express your individuality down to the smallest details.

Accessories: Add and place a wide variety of new accessories, including ankle straps and jewels.
By combining these elements, we've created over 18,000 design variations. From basic designs perfect for commuting to glamorous designs for special occasions, create pumps to suit your lifestyle.

Proud of our artisanal craftsmanship. Made in Japan quality

O.N.3 pumps are born from the fusion of skilled artisans and the latest digital technology.
Made in Japan: From material selection to manufacturing, we are committed to consistently high-quality, made in Japan.
Why they're "painless": Each pump is carefully crafted based on your exact foot size measurements, achieving an ideal fit that's impossible to achieve with ready-made shoes.
For all women who have given up on choosing shoes due to size or pain.
Find your own personalized pumps at O.N.3, resolving foot problems like bunions, wide feet, and high insteps. They'll bring beauty and comfort to your commute, job search, and everyday life.
New designs are constantly being released. Download the app now and start your new shoe-finding experience.

Other Information
• Terms of Use: https://on3.shoes/terms/
• Privacy Policy: https://on3.shoes/privacy-policy/
• Information Based on the Specified Commercial Transactions Act: https://on3.shoes/legal/
Updated on
Feb 9, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection
Data is encrypted in transit
You can request that data be deleted

What’s new

アップデート内容:
※ 画像付きの投稿
※ バグの修正
※ UIの調整