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59

vvfストリッパー

Launch it

A $9.3M/yr market growing +1.6% this quarter with returns at 0.5% — clears our launch bar.

Market size 100Growth 27Conversion 41Competition 61Returns 97Price range 0Avg price 0Brand share 41Review moat 71Quality gap 94

Market size

Incredible¥9.3M

¥9.3M/yr · 60K searches

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Quality gap

Great4.0★

avg incumbent rating — lower means beatable quality

Review moat

Good655.63

avg incumbent reviews — the moat a new listing must climb

Competition

Good49%

top-5 click share — leaders hold, buyers still browse

Conversion

Okay3.3%

search→purchase rate — share of searches ending in a sale

Brand share

Okay80%

top-5 brand share — brands hold most of the demand

Growth

Okay+1.6%

90-day search growth — must beat 0% to launch

Avg price

Bad¥4740.63

avg listing price — sweet spot $15–$100

Price range

Bad¥1441.46–¥9841.28

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon Japan niche tracking, vvfストリッパー is a ¥9.3M/yr Amazon Japan market (60K searches/yr). The top 5 brands hold 80% of demand. Demand peaks in Jun. Verdict: Launch it — 59/100.

Data updated Jul 30, 2026 · scored weekly · How we score niches

vvfストリッパー market data

Units sold / yr
2K–2K
avg 0–100/product
Revenue / yr
¥7.1M–¥9.5M
units × avg price
Conversion rate
3.3%
Avg BSR
#61
Page quality
0%
Prime
92%
Sponsored
54%
Out of stock
0.8%
Avg brand age
73 months
Avg seller age
171 days

Competition & brand share

The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 falling

Sellers

108

Top-5 brand share

80%

Top 20: 99%

Top-5 click share

49%

Top 20: 96%

Open market

11%

  • ベッセル(VESSEL)19%
  • フジ矢(Fujiya)17%
  • M・MARVEL17%
  • ビクター(VICTOR)15%
  • ホーザン(HOZAN)13%
  • MCC9%
  • Open — no brand owns it (5 brands, 11%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +1.6% search growth over the last 90 days.
3K2KSpike '24Holiday '24Spike '25Black Friday '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: Jun · busiest ÷ quietest = 2.3×

Top vvfストリッパー search terms

  • vaストリッパー31K/yr
  • va線ストリッパー8K/yr
  • vaストリッパー 電工8K/yr
  • マーベル ストリッパー4K/yr
  • cvストリッパー6K/yr
  • vvf ケーブルストリッパー3K/yr
All search terms

Top vvfストリッパー products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%5%¥466K10%¥932K15%¥1.4M20%¥1.9M1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about vvfストリッパー

What buyers praise and complain about, mined from review topics.

What buyers love

使用の容易さ50%

“普通に使えます”

コストパフォーマンス10%

“リーズナブルに欲しい方はお勧めです”

調整可能性/回転機能/リクライニング機能 6%

“新品でも調整必須”

総合品質5%

“概ね良好です。”

耐久性3%

“問題なく使えてます”

握り心地3%

“手に馴染む設計. グリップの形状も良く、長時間の作業でも手が疲れにくいです。作りもしっかりしており、ガタつきもなく安心して力を入れられます。”

サイズ全体2%

“サイズ合わせて 挟んで楽々”

2%

“色がいいw 初めてでもサッと使えました”

効率2%

“販売: 毎日の生活をワンランクアップ”

軽い2%

“軽くて良いです。”

What buyers complain about

耐久性15%

“耐久性は分かりませんが”

使用の容易さ15%

“線を握った後の握り返しが小さく硬いのでとても使いづらかったです”

コストパフォーマンス13%

“決して安くもないのに最悪”

握り心地7%

“締めると被覆を押さえるのが強めに、緩めると弱めになると思われます。”

清掃の容易さ5%

“ふざけんな. 中古品と思うぐらい汚かった。ふざけてる”

総合品質5%

“個体差なのか分からないが、被膜する際に挟む部分が滑って綺麗に剥けません。”

サイズ全体4%

“小型すぎました”

厚み3%

“安価で薄くて工具箱に収まり良い”

機能全体2%

“うまく使えない”

強さ2%

“ちょっと強度が弱いですね”

Top return reasons

機能全体18%
不良材料/部品15%
互換性-全体7%
接着性/粘着性6%
使用の容易さ6%
メカニズムの問題6%
清掃の容易さ6%
商品の状態6%
認証6%
メンテナンスと修理4%

Common questions

Is vvfストリッパー profitable to sell on Amazon Japan?
The niche generates ¥9.3M/yr across 24 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +1.6%. Flapen's verdict: Launch it (59/100).
How competitive is the vvfストリッパー niche?
11 brands and 108 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 80% of demand.
What do buyers complain about in vvfストリッパー?
Top complaints mined from reviews: 耐久性, 使用の容易さ, コストパフォーマンス. The return rate is 0.5%.
When does demand for vvfストリッパー peak?
Demand peaks in Jun; the busiest month runs 2.3× the quietest.
What does it cost to enter the vvfストリッパー niche?
Listings span ¥1441.46–¥9841.28; the average listing price is ¥4740.63 (sweet spot $15–$100). The average incumbent carries 656 reviews — the moat a new listing must climb.