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100v 12v 変換

Maybe

Shoppers spend an estimated $4.9M a year here. But products sell for $2454.74 on average, outside the sweet spot, so 100v 12v 変換 is a Maybe.

Flapen Score
64
64 / 100
Top 17% of 4,191 DIY・工具・ガーデン niches · +7 vs the category median of 57
Market size
¥4.9M/yr94K searches / yr
90-day growth
+3.8%search demand this quarter
Competition
44%top-5 click share · 26 brands · 54 sellers

Flapen Score

100v 12v 変換 against its category

The dotted line is the DIY・工具・ガーデン average. Past it, 100v 12v 変換 is stronger. Inside it, weaker.

64Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The 100v 12v 変換 market on Amazon at a glance

Shoppers on Amazon Japan searched for 100v 12v 変換 94K times last year and spent an estimated ¥4.9M. The top 5 brands take 52% of clicks. Flapen scores it 64 out of 100, a Maybe.

01 · Demand

An estimated 2.1% of those searches ended in a purchase.

Shoppers searched for this 94K times in the last 12 months. That counts every search on Amazon Japan for this niche's terms. An estimated 2.1% of those searches ended in a purchase. Searches in the last 90 days moved +3.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated ¥4.9M a year.

Searches, last 12 months
94K
Growth, 90 days vs prior 90
+3.8%
Conversion, latest week
2.1%
Market size, estimated
¥4.9Ma year
Peak month
December1.5× the quietest month
Top search term
100v 12v 変換31K searches a year

02 · Price

A sale here is worth ¥2454.74.

Listings sell for ¥2454.74 on average, from ¥349.05 to ¥9995.91. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At ¥2454.74 that is ¥0 to ¥245K a year per listing.

Average price
¥2454.74above the $15 to $100 sweet spot
Price range
¥349.05–¥9995.91
Amazon Japan median price
¥1942.07across 14,733 niches
Units sold a year
2K–2K
Units per listing a year
0–100
Revenue per listing a year
¥0–¥245K
Returns
1.3%of orders · Amazon Japan median 0.4%

03 · Entry bar

The bar here is low.

88% of listings pay for placement with sponsored ads. 94% ship with Prime. On an average day, 16.8% of listings are out of stock. The average listing ranks #60 within 電設. It carries 131 reviews at 3.90 stars, so a new listing needs social proof before a better product.

Sponsored listings
88%
Prime listings
94%
Out of stock, average day
16.8%
Average rank
#60in 電設
Average rating
3.90 starsAmazon Japan average 4.15 stars
Average reviews
131per listing
Listings tracked
34

04 · Newcomers

3 of last year's 4 launches cleared the first-year sales bar.

4 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 49 months on average, so the names here are settling in.

Launched, last 12 months
4
Successful launches
3Amazon's first-year sales bar
Average brand age
49 months

Products

Top 100v 12v 変換 products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 44% of clicks. Leaders hold, but buyers still shop past them.

Brands

26 rising

Sellers

54

Top-5 brand share

52%

Top 20: 94%

Top-5 click share

44%

Top 20: 84%

Open market

44%

  • Brand 117%
  • Brand 213%
  • Brand 39%
  • Brand 47%
  • Brand 55%
  • Brand 65%

Demand

100v 12v 変換 search demand

Weekly searches over the year, seasonality beneath. Pick a range.

3K2KSpike '24Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Search terms

Top 100v 12v 変換 search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • 100v 12v 変換31K/yr
  • acdcコンバーター 12v16K/yr
  • 変圧器 100vから12v13K/yr
  • ac dc コンバーター5K/yr
  • acdcコンバーター6K/yr
  • ac100v dc12v 変換アダプタ6K/yr
  • 人気のac dc コンバータランキング5K/yr
  • コンバーター 12v5K/yr
  • ac dc コンバーター 12v7K/yr

Reviews and returns

What reviews say buyers love and hate about 100v 12v 変換

We read the reviews and the return reasons for every product selling here.

20%of positive reviews mention “使用の容易さ”
18%of negative reviews mention “耐久性”
1.3%of orders come back
“即壊れました。”
A buyer, on “耐久性”18% of negative reviews mention the same topic

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.

15 topics

NegativePositive

FAQ

Common 100v 12v 変換 questions

Answered from the same tracked data.