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SHOPPING GUIDEShopping guideJapan × Taiwan

Health and supplement products: 26 Japan–Taiwan matches, 92% of items cheaper in Japan

We compare 26 verified same-product prices: 24 cost less in Japan and 2 cost less in Taiwan. Median Japan savings are 32.7%; Panasonic Doltz W Sonic Vibration Electric Toothb… has the largest cash gap at NT$2,450.

TravPrice deskPublished Updated Checked through 26 same-item comparisons · about 3 min read
On this page · 9 sections
  1. Verdict
  2. The gap in one chart
  3. Price table
  4. Top 10 savings in Japan
  5. Top 10 percentage savings
  6. 2 products cheaper in Taiwan
  7. How were these 26 products compared?
  8. FAQ
  9. Sources
Same-item pairs26 items
cheaper in Japan24 items92% · median save 32.7%
Save the mostNT$2,450Panasonic Doltz W…
cheaper in Taiwan2 itemsup to NT$247 · MARVIS Italian…

01 · Verdict

26 same-item comparisons

Of 26 matched products, 24 cost less in Japan (92%). Median savings are 32.7%. Panasonic Doltz W Sonic Vibration Electric Toothb… saves the most at NT$2,450; compare the exact model, retailer and checked date before buying.

  • 24 of 26 matched products cost less in Japan; median savings are 32.7%.
  • Largest cash saving: Panasonic Doltz W Sonic Vibration Electric Toothb…, NT$2,450. Deepest percentage saving: DHC Energizing Zinc (30-Day Supply/30 Tablets), 37.4% of the Taiwan price.
  • 2 products cost less in Taiwan. Prices exclude card fees, shipping and any tax-free adjustment.

Comparison basis: Japan and Taiwan list prices as of 2026-09-22; exchange rate: Bank of Taiwan 2026-09-10 spot selling rate, JPY 1 = NT$0.2076. This article is calculated automatically from 26 verified same-product price pairs and excludes tax exemptions, card fees, and shipping.

02

The gap in one chart

How much you save per item (Japan converted vs Taiwan list)
  1. Panasonic Doltz W…Save NT$2,450
  2. BRAUN Oral-B iO3…Save NT$1,863
  3. Panasonic Doltz…Save NT$1,701
  4. Omron HV-F021J3-W…Save NT$1,316
  5. Panasonic Doltz…Save NT$1,170
  6. Panasonic EW-NJ80-W…Save NT$1,128
  7. Panasonic Doltz…Save NT$1,050
  8. DOSHISHA Gorilla…Save NT$897
  9. Panasonic Doltz…Save NT$639
  10. Panasonic EW-DJ42-W…Save NT$516
  11. DHC Fast-Acting Bilberry…Save NT$451
  12. ATEX Lourdes MINI…Save NT$439

The 12 widest gaps; amounts are converted list prices, without tax-free, card fees or shipping. Full figures are in the table below.

Panasonic Doltz W音波振動電動牙刷 EW-DP38（白） 示意圖（本站 AI 重繪）
PanasonicPanasonic Doltz W Sonic…

¥26,730 ≈ NT$5,549 · Taiwan NT$7,99931% cheaper in Japan

BRAUN Oral-B iO3系列 電動牙刷 [旋轉式 /AC100V-110V] 示意圖（本站 AI 重繪）
BRAUNBRAUN Oral-B iO3 Series…

¥8,800 ≈ NT$1,827 · Taiwan NT$3,69050% cheaper in Japan

【Panasonic 國際牌】Doltz 充電式超音波水流沖牙機 5段水壓 EW-DJ55-W 日本 Panasonic沖牙器 國際牌沖牙器 示意圖（本站 AI 重繪）
PanasonicPanasonic Doltz Rechargeable…

¥17,820 ≈ NT$3,699 · Taiwan NT$5,40031% cheaper in Japan

OMRON HV-F021J3-W 高低周波治療器 示意圖（本站 AI 重繪）
OMRONOmron HV-F021J3-W Low-Frequenc…

¥8,980 ≈ NT$1,864 · Taiwan NT$3,18041% cheaper in Japan

【Panasonic 國際牌】Doltz 超音波水流沖牙機 EW-DJ75-W 白色 日本直送 示意圖（本站 AI 重繪）
PanasonicPanasonic Doltz Ultrasonic…

¥19,800 ≈ NT$4,110 · Taiwan NT$5,28022% cheaper in Japan

Panasonic EW-NJ80-W 口腔清潔器 示意圖（本站 AI 重繪）
PanasonicPanasonic EW-NJ80-W Oral…

¥32,670 ≈ NT$6,782 · Taiwan NT$7,91014% cheaper in Japan

【Panasonic 國際牌】Doltz 電池式超音波水流沖牙機 2段水壓 EW-DJ11-A 示意圖（本站 AI 重繪）
PanasonicPanasonic Doltz Battery-Powere…

¥8,910 ≈ NT$1,850 · Taiwan NT$2,90036% cheaper in Japan

DOSHISHA 猩猩仙人之握 腿部按摩器（震動款） 示意圖（本站 AI 重繪）
DOSHISHADOSHISHA Gorilla Sage's Grip…

¥5,792 ≈ NT$1,202 · Taiwan NT$2,09943% cheaper in Japan

03

Price table(26 items)

Japan × Taiwan · prices in this piece
ProductJapan listConvertedTaiwan listGap
Panasonic Doltz W Sonic Vibration Electric…Panasonic Doltz ホワイト EW-DP38-W [音波振動式 /AC100V-240V]¥26,730Bic CameraNT$5,549NT$7,999momo購物網30.6% cheaper in JapanNT$2,450 ·checked 2026-09-19
BRAUN Oral-B iO3 Series Electric Toothbrush…BRAUN Oral-B iO3シリーズ 電動歯ブラシ [回転式 /AC100V-110V]｜台灣頁品名 Oral-B 歐樂B iO3 微磁電動牙刷 兩色可選¥8,800Bic CameraNT$1,827NT$3,690momo購物網50.5% cheaper in JapanNT$1,863 ·checked 2026-09-15
Panasonic Doltz Rechargeable Ultrasonic…Panasonic 口腔洗浄器 ジェットウォッシャー 超音波水流モデル Doltz（ドルツ） 白 EW-DJ55-W [ハンディタイプ /国内･海外兼用]¥17,820Bic CameraNT$3,699NT$5,400momo購物網31.5% cheaper in JapanNT$1,701 ·checked 2026-09-13
Omron HV-F021J3-W Low-Frequency/High-Frequen…オムロン 低周波治療器 HV-F021J3-W｜原文品名 オムロン HV-F021J3-W 高低周波治療器｜台灣頁品名 低週波治療器 HV-F021-W/PK¥8,980Bic CameraNT$1,864NT$3,180OMRON 台灣官網41.4% cheaper in JapanNT$1,316 ·checked 2026-09-15
Panasonic Doltz Ultrasonic Oral Irrigator…Panasonic 口腔洗浄器 ジェットウォッシャー 超音波水流モデル Doltz（ドルツ） 白 EW-DJ75-W [据置タイプ /国内･海外兼用]¥19,800Bic CameraNT$4,110NT$5,280momo購物網（第三方賣場，日本直送）22.1% cheaper in JapanNT$1,170 ·checked 2026-09-13
Panasonic EW-NJ80-W Oral IrrigatorPanasonic ［AC100-240V］ 口腔洗浄器 「ジェットウォッシャー ナノクレンジング水流モデル」 白 EW-NJ80-W [ハンディタイプ /国内･海外兼用]｜台灣頁品名 Panasonic 國際牌Doltz系列 奈米清潔水流沖牙機 EW-NJ80-W 日版¥32,670Bic CameraNT$6,782NT$7,910momo購物網（第三方賣場，日本直送）14.3% cheaper in JapanNT$1,128 ·checked 2026-09-15
Panasonic Doltz Battery-Powered Ultrasonic…Panasonic 携帯用口腔洗浄器 ジェットウォッシャー [電池式] Doltz（ドルツ） 青 EW-DJ11-A [ハンディタイプ /国内･海外兼用]¥8,910Bic CameraNT$1,850NT$2,900momo購物網36.2% cheaper in JapanNT$1,050 ·checked 2026-09-13
DOSHISHA Gorilla Sage's Grip Leg MassagerDOSHISHA ゴリラ仙人のひとつかみ グレー SNGRF-2601GY¥5,792Bic CameraNT$1,202NT$2,099momo購物網42.7% cheaper in JapanNT$897 ·checked 2026-09-18
Panasonic Doltz EW-DM74-W Sonic Vibration…Panasonic 電動歯ブラシ 白 EW-DM74-W [音波振動式 /AC100V-240V]¥5,980Bic CameraNT$1,241NT$1,880momo購物網（第三方賣場，日本直送）34.0% cheaper in JapanNT$639 ·checked 2026-09-18
Panasonic EW-DJ42-W Oral IrrigatorPanasonic 携帯用口腔洗浄器 ジェットウォッシャー 超音波水流モデル［AC100-240V /国内・海外兼用］ Doltz（ドルツ） 白 EW-DJ42-W [ハンディタイプ /国内･海外兼用]｜台灣頁品名 Panasonic 國際牌超音波水流沖牙機 EW-DJ42¥14,850Bic CameraNT$3,083NT$3,599momo購物網（第三方賣場，日本直送）14.3% cheaper in JapanNT$516 ·checked 2026-09-15
DHC Fast-Acting Bilberry Supplement, 60-Day…速攻ブルーベリー 60日分／120粒；JAN 4511413408490¥3,693Matsukiyo Cocokara OnlineNT$767NT$1,218momo購物網（日本直送）37.1% cheaper in JapanNT$451 ·checked 2026-09-11
ATEX Lourdes MINI AX-HCL318 3D Elastic…アテックス マッサージクッションミニ ベージュ AX-HCL318be¥5,980Bic CameraNT$1,241NT$1,680momo購物網26.1% cheaper in JapanNT$439 ·checked 2026-09-18
Dyson CameraJet Electric Toothbrush with…Dyson CameraJet フロッサー付き電動歯ブラシ セラミックウルトラブルー OC01UBL [音波振動式]｜台灣頁品名 Dyson CameraJet™ 微鏡噴射電動牙刷 (極光曜藍) 全方位護理組¥79,800Bic CameraNT$16,566NT$16,990Dyson戴森線上商城2.5% cheaper in JapanNT$424 ·checked 2026-09-15
若元 Wakamoto Probiotics, 220 Tablets/BottleSeries/product name follows the original chapter; capacity, count, and version not stated; the original chapter spells it Wakamodo¥2,728マツモトキヨシ／ココカラファイン 線上店NT$566NT$946momo自營40.1% cheaper in JapanNT$380 ·checked 2026-09-12
Omron Bluetooth Body Composition MonitorOMRON カラダスキャン HBF-702T 體組成計（両手両足測定）¥22,800ビックカメラ.com（Bic Camera）NT$4,733NT$5,016momo自營（平行輸入）5.6% cheaper in JapanNT$283 ·checked 2026-09-12
Daiichi Sankyo Clean Dental Total Care…100g; 159×45×37mm; JAN 4987107673930; source category: oral care¥1,800Donki Official Cross-Border StoreNT$374NT$520momo購物網（🌸櫻花巷尾生活館 -日本專營店-，日本直送）28.1% cheaper in JapanNT$146 ·checked 2026-09-18
Medicube AGE-R Booster Pro X2…メディキューブ ブースタープロX2 ピンク（規格未載明）¥33,000LOFTNT$6,851NT$6,980PChome 24h購物1.9% cheaper in JapanNT$129 ·checked 2026-09-13
DHC Sustained-Release Vitamin B Complex,…Item named in the creator's own favorites video description; the model, size, capacity, and place of purchase are not stated¥378DHC公式オンラインショップNT$78NT$199PChome 24h購物60.6% cheaper in JapanNT$121 ·checked 2026-09-13
Kobayashi Pharmaceutical Kobayashi Sougo-nin Liquid Bandage,…10g; ‎9.3×6×2.5cm; JAN 4987072086926; source category: pharmaceuticals¥674Don Quijote Cross-Border StoreNT$140NT$239momo購物網41.5% cheaper in JapanNT$99 ·checked 2026-09-18
DHC Energizing ZincSeries/product name follows the original chapter; capacity, count, and version not stated¥270DHC公式オンラインショップNT$56NT$150PChome 24h購物62.6% cheaper in JapanNT$94 ·checked 2026-09-13
Brand not stated Ora2 Micro Calcium Whitening Toothpaste 140g140g; JAN 4901616009356; source category: daily goods¥298Donki Official Cross-Border StoreNT$62NT$130momo購物網52.4% cheaper in JapanNT$68 ·checked 2026-09-18
Brand not stated EBISU TOMICA Kids' Toothbrush, Ages 2-61 piece; JAN 4901221070109; source category: daily goods¥148Donki Official Cross-Border StoreNT$31NT$69momo購物網（好貨碼頭）55.5% cheaper in JapanNT$38 ·checked 2026-09-18
Brand not stated EBISU Doraemon Kids' Toothbrush by Age…1 piece; ages 6 and up; JAN 4901221862629; source category: daily goods¥148Donki Official Cross-Border StoreNT$31NT$49momo購物網（東京選品，日本直送）37.3% cheaper in JapanNT$18 ·checked 2026-09-18
KAO Steam Eye Mask, 12 Pieces/Box, Choice…めぐりズム 蒸気でホットアイマスク 無香料 12枚入（JAN 4901301348029）¥1,140楽天ビック（ビックカメラ樂天官方店）NT$237NT$249PChome 24h購物（日本直送）5.0% cheaper in JapanNT$12 ·checked 2026-09-12
Omron HEM-8712 Blood Pressure Monitorオムロン 血圧計 HEM-7120シリーズ HEM-8712 [上腕（カフ）式]｜原文品名 オムロン HEM-8712 血壓計｜台灣頁品名 【來電有優惠】OMRON歐姆龍血壓計HEM-8712 手臂式血壓計 上臂式血壓計 電子血壓計HEM8712 血壓器¥6,580Bic CameraNT$1,366NT$1,150雙寶居家保健生活館18.8% cheaper in TaiwanNT$216 ·checked 2026-09-15
MARVIS Italian Luxury Toothpaste -…マービス トゥースペースト ホワイト・ミント（規格未載明）¥2,420LOFTNT$502NT$255PChome 24h購物97.0% cheaper in TaiwanNT$247 ·checked 2026-09-13

FX: Bank of Taiwan 2026-09-10 spot selling JPY/TWD 0.2076, USD/TWD 31.625.The table excludes tax-free and fees; tax-free estimates follow each product’s stated basis and rate, see the product page.

04

Top 10 savings in Japan

Ranked by the cash difference between the converted Japan list price and the Taiwan list price.

  1. Panasonic Doltz W Sonic Vibration Electric Toothb…: Japan ¥26,730 ≈ NT$5,549; Taiwan NT$7,999; save NT$2,450 (30.6%, 69.4% of the Taiwan price).
  2. BRAUN Oral-B iO3 Series Electric Toothbrush [Rota…: Japan ¥8,800 ≈ NT$1,827; Taiwan NT$3,690; save NT$1,863 (50.5%, 49.5% of the Taiwan price).
  3. Panasonic Doltz Rechargeable Ultrasonic Oral Irri…: Japan ¥17,820 ≈ NT$3,699; Taiwan NT$5,400; save NT$1,701 (31.5%, 68.5% of the Taiwan price).
  4. Omron HV-F021J3-W Low-Frequency/High-Frequency Th…: Japan ¥8,980 ≈ NT$1,864; Taiwan NT$3,180; save NT$1,316 (41.4%, 58.6% of the Taiwan price).
  5. Panasonic Doltz Ultrasonic Oral Irrigator EW-DJ75…: Japan ¥19,800 ≈ NT$4,110; Taiwan NT$5,280; save NT$1,170 (22.1%, 77.8% of the Taiwan price).
  6. Panasonic EW-NJ80-W Oral Irrigator: Japan ¥32,670 ≈ NT$6,782; Taiwan NT$7,910; save NT$1,128 (14.3%, 85.7% of the Taiwan price).
  7. Panasonic Doltz Battery-Powered Ultrasonic Oral I…: Japan ¥8,910 ≈ NT$1,850; Taiwan NT$2,900; save NT$1,050 (36.2%, 63.8% of the Taiwan price).
  8. DOSHISHA Gorilla Sage's Grip Leg Massager (Vibrat…: Japan ¥5,792 ≈ NT$1,202; Taiwan NT$2,099; save NT$897 (42.7%, 57.3% of the Taiwan price).
  9. Panasonic Doltz EW-DM74-W Sonic Vibration Electri…: Japan ¥5,980 ≈ NT$1,241; Taiwan NT$1,880; save NT$639 (34.0%, 66.0% of the Taiwan price).
  10. Panasonic EW-DJ42-W Oral Irrigator: Japan ¥14,850 ≈ NT$3,083; Taiwan NT$3,599; save NT$516 (14.3%, 85.7% of the Taiwan price).
05

Top 10 percentage savings

The Japan price is shown as a share of the Taiwan price for the same product.

  1. DHC Energizing Zinc (30-Day Supply/30 Tablets): Japan ¥270 ≈ NT$56; Taiwan NT$150; save NT$94 (62.6%, 37.4% of the Taiwan price).
  2. DHC Sustained-Release Vitamin B Complex, 30-Day S…: Japan ¥378 ≈ NT$78; Taiwan NT$199; save NT$121 (60.6%, 39.4% of the Taiwan price).
  3. Brand not stated EBISU TOMICA Kids' Toothbrush, A…: Japan ¥148 ≈ NT$31; Taiwan NT$69; save NT$38 (55.5%, 44.5% of the Taiwan price).
  4. Brand not stated Ora2 Micro Calcium Whitening Too…: Japan ¥298 ≈ NT$62; Taiwan NT$130; save NT$68 (52.4%, 47.6% of the Taiwan price).
  5. BRAUN Oral-B iO3 Series Electric Toothbrush [Rota…: Japan ¥8,800 ≈ NT$1,827; Taiwan NT$3,690; save NT$1,863 (50.5%, 49.5% of the Taiwan price).
  6. DOSHISHA Gorilla Sage's Grip Leg Massager (Vibrat…: Japan ¥5,792 ≈ NT$1,202; Taiwan NT$2,099; save NT$897 (42.7%, 57.3% of the Taiwan price).
  7. Kobayashi Pharmaceutical Kobayashi Sougo-nin Liqu…: Japan ¥674 ≈ NT$140; Taiwan NT$239; save NT$99 (41.5%, 58.5% of the Taiwan price).
  8. Omron HV-F021J3-W Low-Frequency/High-Frequency Th…: Japan ¥8,980 ≈ NT$1,864; Taiwan NT$3,180; save NT$1,316 (41.4%, 58.6% of the Taiwan price).
  9. Wakamoto Probiotics, 220 Tablets/Bottle (Exclusiv…: Japan ¥2,728 ≈ NT$566; Taiwan NT$946; save NT$380 (40.1%, 59.9% of the Taiwan price).
  10. Brand not stated EBISU Doraemon Kids' Toothbrush …: Japan ¥148 ≈ NT$31; Taiwan NT$49; save NT$18 (37.3%, 62.7% of the Taiwan price).
06

2 products cheaper in Taiwan

The eight widest Taiwan price advantages are listed below; the comparison table has the complete set.

  1. MARVIS Italian Luxury Toothpaste - Whitening Mint…: Japan ¥2,420 ≈ NT$502; Taiwan NT$255; Taiwan cheaper by NT$247 (97.0%).
  2. Omron HEM-8712 Blood Pressure Monitor: Japan ¥6,580 ≈ NT$1,366; Taiwan NT$1,150; Taiwan cheaper by NT$216 (18.8%).
07

How were these 26 products compared?

Japan list prices come from Matsukiyo Cocokara Online, Matsukiyo/Cocokara online store, Bic Camera online store (Bic Camera), Rakuten Bic (Bic Camera Rakuten official store), and others; Taiwan list prices come from momo shopping site (Japan direct shipping), momo first-party retail, momo first-party retail (parallel import), PChome 24h Shopping (Japan direct shipping), and others. Exchange rate: Bank of Taiwan 2026-09-10 spot selling rate, JPY 1 = NT$0.2076; prices checked through 2026-09-22.

20 Japan list prices and 26 Taiwan list prices include tax. Where the source did not state the tax basis, only the listed prices are compared. This article recalculates when the data changes.

08

FAQ

Is Health and supplement products cheaper in Japan than in Taiwan?
24 of 26 verified matches cost less in Japan (92%), while 2 cost less in Taiwan. Median Japan savings are 32.7%.
Which Health and supplement products product saves the most?
Panasonic Doltz W Sonic Vibration Electric Toothb… has the largest observed cash gap: NT$2,450. Its Japan and Taiwan prices, specifications and checked dates are linked in the comparison table.
Do these gaps include tax-free shopping?
No. They compare the recorded list prices. Tax-free eligibility, payment fees, shipping and stock depend on the actual purchase.

09 · Sources

Ranks, prices and FX keep their source links and check dates; the piece is written with the TravPrice comparison method and has no hands-on review or test score.

Tax-free rules
Japan NTA: tax-free conditions ↗Refund system from 1 November 2026; a formula estimate does not mean the quoting shop has confirmed tax-free sales.
Listed prices
Japan and Taiwan official or channel list prices for 26 productsChecked through 2026-09-22; each source link is in the price table and product page.
FX
Bank of Taiwan FX ↗Bank of Taiwan spot selling reference rate; the US dollar is cross-converted · JPY/TWD 0.2076 · USD/TWD 31.625 · 2026-09-10 23:22:00 (Taiwan time)
Published and updated
· updated This piece is calculated from checked same-item prices and is recalculated when the data updates.
See the Panasonic Doltz W Sonic… comparison ↗All price-gap rankings ↗More weekly notes and guides ↗
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04Product detail

See the full comparison for this product

Sources, FX and extra-cost estimates.