2026年 June

10 Best 活動量計 in 日本

Last Updated - 02/06/2026

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Best Choice
01

Fitbit
10% Off

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Fitbit Inspire 3 Fitness Tracker Midnight Zen/Black Smartwatch/iPhone Compatible/Android Compatible/Up to 10 Days Battery Life/Heart Rate Monitor/Sleep Score [Official Japanese Product]
9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

【Up to 10 days of battery life】The battery lasts over a week High / Low Heart Rate Notification: Fitbit will notify you if your resting heart rate falls out of the normal range ※This product is not a medical device
【Menstrual Records】Using Inspire 3 and the Fitbit app, you can record your period and symptoms, estimate ovulation timing, and understand your menstrual cycle patterns 【Smart Alarm】The Fitbit device vibrates with optimal sleep stage Wake up feeling refreshed and start your day
【Fitbit App】From exercise tracking to recording sleep and meals, checking health metrics, and accessing workout videos and meditation content, everything is possible with the app
【Accessories & Clock Faces (Dials)】Replace the strap and dial to always enjoy a fresh feeling With the clip holder, you can attach the Inspire 3 to your shirt, pocket, or tank top Accessories are sold separately
Exercise reminder: Have you been sitting for long periods of time? The Fitbit device on the wrist vibrates to encourage walking 【View incoming calls, text messages, and app notifications】Just by taking a glance at your Fitbit device, you can check the latest information No need to take out your smartphone, so you can focus on the present moment Can be used when smartphone is nearby

￥11,520 ￥12,800 10% Off
02

XIAOMI

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Xiaomi Smart Band 10 Smart Watch, 1.72 Large Screen Experience, 21 Days of Continuous Use, 1,500 nits Brightness, Visibility, Enhanced Swimming Mode, 9-Axis Motion Sensor, 24-Hour Health Management
9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

【Long-lasting Battery for 21 Days of Continuous Use】With upgraded low-power hardware and intelligent power-saving algorithms, the system power consumption is significantly reduced, achieving an impressive 21 days of long-lasting battery life
【Immersive large screen experience】With a 1.72-inch organic EL (AMOLED) large screen display and a symmetrically ultra-thin bezel of just 2.0mm achieved through vacuum sealing technology, a luxurious new screen has appeared The screen occupancy has been significantly increased from 65.6% to 73%, and the viewing area is +11% larger by previous generation Visibility has been further enhanced Moreover, the display brightness is 25% higher than the previous generation, with a maximum brightness of 1500 nits, allowing you to clearly read messages and notifications even in direct sunlight
【24-Hour Personal Fitness Coach】Equipped with a high-precision 9-axis motion sensor and an evolved professional algorithm, the Xiaomi Smart Band 10 measures exercise and health data more accurately than ever before You can measure your heart rate in real time whether you're cycling or swimming Reliable data supports your wellness habits effectively
[HyperOS 2.0 New Dimension Device Connectivity] Check earphone battery levels, adjust volume, switch noise canceling modes, control slides during presentations, and more - seamless connectivity makes daily operations more convenient Additionally, with the remote camera function, you can easily take photos from a distance In addition, it comes with a variety of fun watch faces that allow you to enjoy puzzle and shooting games, making it perfect for passing the time A fashionable smart item that combines functionality and playfulness
Sleep Monitoring 2.0: Improved sleep and wake detection accuracy than the previous generation, especially enhanced detection stability and reduced error recording during low activity Organize daily, weekly, and monthly sleep data and display it as an easy-to-understand report Based on past sleep data and in collaboration with international expert organizations, we provide personalized sleep improvement suggestions and advice tailored to you Additionally, it supports 24-hour monitoring of blood oxygen saturation and stress, providing comprehensive support for daily health management

￥6,019
03

Omron

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OMRON Activity Monitor HJA-331T1-JBK
9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Understand your brisk walking steps / The BANZAi mark lights up with goal achievement indicators and target activity calorie achievement / Check your daily results at a glance and continue with enjoyment
Included accessories: fall prevention strap, strap clip, trial battery (CR2032 × 1 piece, built-in), instruction manual
Efficiently burn calories with brisk walking, easily record and manage daily achievements on your smartphone
Display: Steps, Distance, Brisk Steps/Goal Time, Activity Calories, Fat Burn, Total Calories Burned, Goal Achievement, Time
Dimensions: Approx. 13.0 x 30.7 x 0.47 inches (33 x 78 x 12 mm), Weight: Approx. 1.0 oz (28 g) (including battery)

￥4,499
Best Value
04

Yamasa
33% Off

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YAMASA Activity Tracker MY CALORY White MC-500W
9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Weight: Approx. 0.9 oz (25 g) (including batteries, excluding straps)
Walking distance: 0.00~999.99 km
Total Steps: 0~99,999 Steps
Total Consumed Calories: 0.0 to 9999.9 kcal
Time: 0:00-23:59 (24-hour format)
Size (W x H x D, approx.): 3.0 x 1.3 x 0.4 inches (76 x 33.5 x 10 mm)
Sensor: 3D acceleration sensor
Power Walking Steps: 0-99999 steps
Power Supply: DC 3V (CR2032 lithium battery x 1)
Memory: Today, 1 to 14 days ago (automatically resets at 2 am to automatically memorize data)
Material: Body: ABS resin, Front Panel: Acrylic resin
Jogging Steps: 0~99999 Steps
Included items: trial battery (CR2032 x 1), mini screwdriver, instruction manual (with warranty)
Exercise: 0.0~9999.9 Ex
Country of Origin: China
Calendar: January 1, 2011 - December 31, 2041
Body Fat Burn: 0.0~9999.9g
Bar Graph: Recent Mets (1-10 Mets), Achievement Rate (0-100%) for 10,000 Steps per Day, Achievement Rate (0-100%) for 23 Exercises per Week
Activity Calories: 0.0 to 9999.9 kcal

￥2,400 ￥3,608 33% Off
05

Omron

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OMRON HJA-310-W Activity Monitor, Calorie Scan, Vanilla
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Unit mass (approx.): 0.7 oz (21 g) (including battery)
Size (W x H x D) 1.2 x 2.3 x 0.5 inches (30.0 x 59.0 x 13.0 mm)
Power source: Lithium battery (CR2032) x 1
Accessories: Trial battery (CR2032 x 1, built-in), strap with clip to prevent falls, simple screwdriver, instruction manual (English language not guaranteed)

￥2,950
06

TANITA

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Tanita (タニタ) Activity Tracker Calorism EZ Series Raspberry EZ-061-RD
9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Size (D x W x H): 0.6 x 2.8 x 1.3 inches (14.5
Set Contents/Accessories: Main unit, neck strap, fall prevention strap, screwdriver, trial battery (CR2032 x 1), calorie intake chart
Power Supply: Battery (CR2032) x 1
Net Weight: Approx. 1.0 oz (28 g) (including battery)
Materials: ABS (Acrylonitrile Butadiene Styrene) resin, PC (Polycarbonate)
Features: total consumed energy amount, resting metabolic rate (when set individually), goal achievement rate (calories consumed achievement rate for today/goal period), activity energy amount, fat burning amount, step count, clock, walking distance, walking time, 14-day memory, diet course
Country of Origin: China

￥2,980
07

Omron

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Omron Activity Monitor HJA-330-JDB
8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

● Power supply voltage DC 3 V (Lithium battery CR2032 × 1 piece) ● Battery life approximately 3 months (when using lithium battery CR2032, worn for 12 hours a day, under our test conditions)
● Accessories: Trial battery (CR2032 × 1 piece, pre-installed), fall prevention strap, strap clip, instruction manual (with quality guarantee certificate)
Measures not only active calories but also steps and effective brisk walking steps for energy consumption The Banzai mark lights up when goal achievement indicators or target activity calories are met You can see the results of your day at a glance and continue to have fun
External Dimensions→L approx. 33 × W approx. 78 × T approx. 12 mm Weight: Approx. 28 g (including battery)

￥3,100
08

TANITA
53% Off

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Tanita AM-112 Calorism Basic Activity Meter, Silver
8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Product Dimensions (W x H x D): 0.3 x 1.3 x 0.6 inches (7 x 33 x 15 mm); Product Weight (Approx.): 1.0 oz (28 g) (Including batteries) Power Supply: DC 3V CR2032 coin shaped lithium battery x 1 main accessories: instruction manual (included)
Calorism Basic AM-112 Silver Activity Meter
ABSPC

￥3,090 ￥6,578 53% Off
09

TANITA

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Tanita AM-161 SV Pedometer, Activity Meter, Silver
8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Size (W x D x H): 3.0 x 0.5 x 1.4 inches (
Set Contents/Accessories: Main unit, slide clip, drop prevention strap, trial battery (coin type lithium battery CR2032 x 1)
Product Weight: Approx. 0.9 oz (26 g) (including batteries)
Power supply: 1 x coin type lithium battery (CR2032)
Material: ABS (Acrylonitrile Butadiene Styrene) Resin
Functions: Steps, Time, Activated Energy Amount of Time, Calming Abolism, Fat Burning, Activity Time, Clock, 14 Days Memory
Country of Origin: China

￥5,110
10

dretec

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dretec H-235BK Pedometer, Large Screen, Calories Burned, Exercise Display, 3D Sensor, 30 Day Memory, Black, Black
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Product Specifications: Product Size: Height 1.6 inches (4.0 cm) x Width 2.6 inches (6.6 cm) x Depth 0.5 inches (1.2 cm); Weight: 0.8 oz (24 g); Material: ABS resin, acrylic; Maximum measurement indication: 999999 steps (steps), 39.9 kcal (calories burned), 39.9 oz (9 lbs (9 g) (9 kcal (9.9 g) (9 kg) (exercise), Power supply: Lithium battery (CR20.9 g). 32 x 1 )
Large Screen Display: The large screen type is easy to read with large letters that display steps walked. Convenient watch display. Comes with a eyelet for attaching straps and other items. (Strap not included)
For Managing Your Health: Have you ever wondered how much you are walking every day and how much you are exercising? This pedometer is recommended for those who are lack of exercise and those who are concerned about health. You can manage your exercise with 5 items such as calories burned, fat burned, walking distance, and exercise (Ex). Records last for 30 days, making it easy to set goals and leads to daily habits. Do you want to manage your daily walking with a pedometer?
Active Colors: Simple shape for both men and women. Available in 5 colors: white, black, pink, blue and green
(Pocket or Bag) Built-in 3D sensor that allows you to measure while you are exercising in your pocket or bag. It does not get in the way when you are moving, so you can exercise as you please. It only measures if you walk more than 10 consecutively in order to avoid account mistake, so you know the most accurate values

￥1,198

10 Best 活動量計 in 日本

Fitbit Inspire 3 Fitness Tracker Midnight Zen/Black Smartwatch/iPhone Compatible/Android Compatible/Up to 10 Days Battery Life/Heart Rate Monitor/Sleep Score [Official Japanese Product]

Xiaomi Smart Band 10 Smart Watch, 1.72 Large Screen Experience, 21 Days of Continuous Use, 1,500 nits Brightness, Visibility, Enhanced Swimming Mode, 9-Axis Motion Sensor, 24-Hour Health Management

OMRON Activity Monitor HJA-331T1-JBK

YAMASA Activity Tracker MY CALORY White MC-500W

OMRON HJA-310-W Activity Monitor, Calorie Scan, Vanilla

Tanita (タニタ) Activity Tracker Calorism EZ Series Raspberry EZ-061-RD

Omron Activity Monitor HJA-330-JDB

Tanita AM-112 Calorism Basic Activity Meter, Silver

Tanita AM-161 SV Pedometer, Activity Meter, Silver

dretec H-235BK Pedometer, Large Screen, Calories Burned, Exercise Display, 3D Sensor, 30 Day Memory, Black, Black

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