SEAS THE DAY

2025 S/S Collection

BEACH TOWEL

Freediving Gear

SAIKOO ICHIGAN MASK

UMMY ONE

The long-awaited carbon fins from UMMY are now available!
Coral Pop and colorful masks and snorkel set

Streamline

UMMY Bestseller Mask Streamline

Reef

A wide variety of masks with a total of 7 colors

UMMY Free Fitting

Free trial service

Apparel

Seas The Day - Orca -

2025 S/S Collection

Seas The Day - Manatee -

2025 S/S Collection

Venomous Beauty

2025 S/S Collection

UMMY × NAVY APPAREL

UMMY × NAVY APPAREL

UMMY × NAVY APPAREL

UMMY × NAVY APPAREL

UMMY × NAVY APPAREL

DIVE DEEP T Shirts

One Point T Shirts

Rush Guarrd

Easy Tank Top

Hot Items

UMMY × Mellow Wetsuit

<tc>CANDY</tc>

✅ Innovative and cute jersey design

✅ A rich variety of 40 colors

✅ Superb touch and fit

✅ Unmistakable quality made in Japan

✅ Option & Full Order Fee Free

Great for free diving, skin diving, snorkeling

UMMY Float

✅ Available in 4 stylish colors

✅ Backpack-type, lightweight, and water-resistant for easy transport

✅ The durable material and sewing technique prevent deterioration and ensure long-term use.

✅ Peace of mind with a 3-year warranty

[UMMY × NAVY APPAREL] UMMY ONE Designer Edition

<tc>Mermaid</tc>

UMMY, which revolutionized the Japanese free diving scene, and Navy Apparel, an apparel brand for sea lovers, have finally collaborated! The stylish and high-quality carbon fin UMMY ONE has been fused with NAVY Apparel's unique and sophisticated design to create a beautiful fin that overturns the conventional wisdom of carbon fins! The mask worn by the mermaid is a playful design that is UMMY's best-selling Streamline.

These premium fins are stylish for both men and women and will make your ocean life even more enjoyable.

UMMer's Snap

Includes UMMERs from all over Japan! Use this as a reference when choosing gear

UMMY One's Snap

Image photos of the popular carbon fin UMMY ONE are uploaded from time to time

Team UMMY

Our thoughts

Support Athlete

We support top freedivers who are active on the world stage

Environmental policy

When shipping, the product is packaged simply without enclosing the delivery note, product tag, or instruction manual.

Media

Marine Jimmyin G Ueb - 2023/6/14
Read the article
Ocean+α -2023/1/6
Read the article

UMMY's commitment

Freediving Gear Brand from Japan

UMMY is a brand from Japan that specializes in free diving (free diving, skin diving, snorkeling, spear fishing, spearfishing, and other types of free diving). We deliver high-quality products planned and designed in Japan to 113 countries and regions.

Reliable customer service

At UMMY, we respond promptly to all inquiries before purchase, as well as after-purchase inquiries about handling products and other questions. Furthermore, we keep in close contact with customers, mainly through social media, and flexibly respond to product development based on customer requests and the latest trends.

Free shipping on all items

All products can be delivered to anywhere in Japan, including Okinawa and remote islands, free of charge (shipping fees apply for overseas deliveries). Feel free to purchase even a single item.

UMMY on Instagram

UMMY official accountWe'll be posting great deals as well as updates on the development process of upcoming products. Follow us!