20w Usb-c電源アダプタ Apple 純正
MaybeAn estimated 0.5% of orders come back. But products sell for $735.91 on average, outside the sweet spot, so 20w Usb-c電源アダプタ Apple 純正 is a Maybe.
- Flapen Score
- 55 / 100Ranks 2,433 of 4,191 DIY・工具・ガーデン niches · −2 vs the category median of 5755
- Market size
- ¥730K/yr19K searches / yr
- 90-day growth
- -11.6%search demand this quarter
- Competition
- 55%top-5 click share · 13 brands · 49 sellers
Flapen Score
20w Usb-c電源アダプタ Apple 純正 against its category
The dotted line is the DIY・工具・ガーデン average. Past it, 20w Usb-c電源アダプタ Apple 純正 is stronger. Inside it, weaker.
Market
The 20w Usb-c電源アダプタ Apple 純正 market on Amazon at a glance
Shoppers on Amazon Japan searched for 20w Usb-c電源アダプタ Apple 純正 19K times last year and spent an estimated ¥730K. The top 5 brands take 59% of clicks. Demand peaks in Jan–Feb–Mar–Oct–Nov–Dec. Flapen scores it 55 out of 100, a Maybe.
01 · Demand
An estimated 5.2% of those searches ended in a purchase.
Shoppers searched for this 19K times in the last 12 months. That counts every search on Amazon Japan for this niche's terms. An estimated 5.2% of those searches ended in a purchase. Searches in the last 90 days moved -11.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated ¥730K a year.
- Searches, last 12 months
- 19K
- Growth, 90 days vs prior 90
- -11.6%
- Conversion, latest week
- 5.2%
- Market size, estimated
- ¥730Ka year
- Peak month
- November3.7× the quietest month
- Top search term
- ac adapter2K searches a year
02 · Price
A sale here is worth ¥735.91.
Listings sell for ¥735.91 on average, from ¥186.46 to ¥1417.24. Amazon reports units sold in ranges. This niche sold 500 to 750 a year. The average listing sells 0 to 100 of them. At ¥735.91 that is ¥0 to ¥74K a year per listing.
- Average price
- ¥735.91above the $15 to $100 sweet spot
- Price range
- ¥186.46–¥1417.24
- Amazon Japan median price
- ¥1942.07across 14,733 niches
- Units sold a year
- 500–750
- Units per listing a year
- 0–100
- Revenue per listing a year
- ¥0–¥74K
- Returns
- 0.5%of orders · Amazon Japan median 0.4%
03 · Entry bar
The bar here is low.
65% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 14.4% of listings are out of stock. The average listing ranks #50 within 電設. It carries 1,447 reviews at 4.18 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 65%
- Prime listings
- 100%
- Out of stock, average day
- 14.4%
- Average rank
- #50in 電設
- Average rating
- 4.18 starsAmazon Japan average 4.15 stars
- Average reviews
- 1,447per listing
- Listings tracked
- 17
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 47 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 47 months
Products
Top 20w Usb-c電源アダプタ Apple 純正 products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 31, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
エルパ(ELPA) ムービープラグ 配線 コンセント 125V 15A ホワイト A-24H(W)
- Price
- ¥232.20
- Rating
- 4.1/5
- Reviews
- 348
- Age
- 17y ago

Hootek USB充電器 2ポート USB コンセント ACアダプター 2.1A急速充電 PSE認証 iPhone/Android各種対応 ホワイト
- Price
- ¥553.52
- Rating
- 4.0/5
- Reviews
- 5,534
- Age
- 5y ago

合計40W 急速充電器 USB コンセント Type-C 充電器 ACアダプター USBポート & USB Cポート PD 20W iPhone タイプc 充電器 アダプタ USB 電源タップ iPhone iPad Android その他各種機器対応
- Price
- ¥1070.91
- Rating
- 4.2/5
- Reviews
- 1,195
- Age
- 2y ago

エレコム 電源タップ コーナータップ スウィングプラグ 雷ガード 3個口 ホワイト T-KTR04WH
- Price
- ¥593.31
- Rating
- 4.4/5
- Reviews
- 1,564
- Age
- 9y ago

USB電源アダプタ usbコンセント 【3個セット-1USBポート】 USB充電器 iPhone 16充電器 携帯充電器 充電アダプタ Android充電器 アンドロイド充電器 スマホ急速充電 コンパクト iPhone16/15/14/13/12/11/ Xシリーズ、iPad、iPod、Xperia、Galaxy、Huawei、Kindle、ゲーム機など機器対応
- Price
- ¥752.80
- Rating
- 4.1/5
- Reviews
- 1,178
- Age
- 3y ago
Trending
estimated 90-day click momentum
オーム(OHM) 差込みプラグ 白 オーム電機 HS-HHP/WP 06-5361
- Price
- ¥186.46
- Rating
- 4.2/5
- Reviews
- 21
- Age
- 1y ago

KFLY タイプC充電器 Type-C ACアダプター 20W USB PD3.0 急速充電器 iPhone17/16/15対応 2ポート Type-C 20W USB-A 18W 2台同時充電 100~240V 折りたたみ式プラグ GaN 窒化ガリウム PSE適合 コンパクト 携帯 コンセント ホワイト
- Price
- ¥989.01
- Rating
- 4.4/5
- Reviews
- 96
- Age
- 8mo ago

合計40W 急速充電器 USB コンセント Type-C 充電器 ACアダプター USBポート & USB Cポート PD 20W アダプタ タイプc 充電器 USB 電源タップ iPhone iPad Android その他各種機器対応 (白)
- Price
- ¥987.32
- Rating
- 4.2/5
- Reviews
- 1,332
- Age
- 1y ago

エルパ(ELPA) ムービープラグ 配線 コンセント 125V 15A 30mm A-24H(BK)
- Price
- ¥203.01
- Rating
- 4.2/5
- Reviews
- 420
- Age
- 17y ago

USB電源アダプタ usbコンセント 【3個セット-1USBポート】 USB充電器 iPhone 16充電器 携帯充電器 充電アダプタ Android充電器 アンドロイド充電器 スマホ急速充電 コンパクト iPhone16/15/14/13/12/11/ Xシリーズ、iPad、iPod、Xperia、Galaxy、Huawei、Kindle、ゲーム機など機器対応
- Price
- ¥752.80
- Rating
- 4.1/5
- Reviews
- 1,178
- Age
- 3y ago
Newest
by launch date
KFLY タイプC充電器 Type-C ACアダプター 20W USB PD3.0 急速充電器 iPhone17/16/15対応 2ポート Type-C 20W USB-A 18W 2台同時充電 100~240V 折りたたみ式プラグ GaN 窒化ガリウム PSE適合 コンパクト 携帯 コンセント ホワイト
- Price
- ¥989.01
- Rating
- 4.4/5
- Reviews
- 96
- Age
- 8mo ago

オーム(OHM) 差込みプラグ 白 オーム電機 HS-HHP/WP 06-5361
- Price
- ¥186.46
- Rating
- 4.2/5
- Reviews
- 21
- Age
- 1y ago

オーム(OHM) ムービープラグ 黒 オーム電機 HS-HMVP/K 06-5352
- Price
- ¥251.04
- Rating
- 4.0/5
- Reviews
- 83
- Age
- 1y ago

合計40W 急速充電器 USB コンセント Type-C 充電器 ACアダプター USBポート & USB Cポート PD 20W アダプタ タイプc 充電器 USB 電源タップ iPhone iPad Android その他各種機器対応 (白)
- Price
- ¥987.32
- Rating
- 4.2/5
- Reviews
- 1,332
- Age
- 1y ago

合計40W 急速充電器 USB コンセント Type-C 充電器 ACアダプター USBポート & USB Cポート PD 20W iPhone タイプc 充電器 アダプタ USB 電源タップ iPhone iPad Android その他各種機器対応
- Price
- ¥1070.91
- Rating
- 4.2/5
- Reviews
- 1,195
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 55% of clicks. Leaders hold, but buyers still shop past them.
Brands
13 flat
Sellers
49
Est. top-5 brand share
59%
Top 20: 100%
Est. top-5 click share
55%
Top 20: 100%
Open market
33%
- エルパ(ELPA)18%
- Hootek14%
- エレコム(ELECOM)11%
- オーム(OHM)9%
- TESSAN8%
- MARSNET8%
Demand
20w Usb-c電源アダプタ Apple 純正 search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb, Mar, Oct, Nov, Dec · busiest ÷ quietest = 3.7×
Reviews and returns
What reviews say buyers love and hate about 20w Usb-c電源アダプタ Apple 純正
We read the reviews and the return reasons for every product selling here.
“充電できなくなった”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
FAQ
Common 20w Usb-c電源アダプタ Apple 純正 questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data




