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六角レンチ 6mm

Worth a look

Shows low returns (0.5%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 68Growth 24Conversion 81Competition 65Returns 98Price range 0Avg price 0Brand share 73Review moat 68Quality gap 79

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Conversion

Great8.4%

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

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Brand share

Good61%

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

Market size

Good¥690K

¥690K/yr · 15K searches

Review moat

Good785.16

avg incumbent reviews — the moat a new listing must climb

Competition

Good46%

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

Growth

Bad-1.8%

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

Avg price

Bad¥541.97

avg listing price — sweet spot $15–$100

Price range

Bad¥101.97–¥1770.27

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

According to Flapen's Amazon Japan niche tracking, 六角レンチ 6mm is a ¥690K/yr Amazon Japan market (15K searches/yr). The top 5 brands hold 61% of demand. Verdict: Worth a look — 60/100.

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

六角レンチ 6mm market data

Units sold / yr
1K–1K
avg 0–100/product
Revenue / yr
¥542K–¥677K
units × avg price
Conversion rate
8.4%
Avg BSR
#86
Page quality
0%
Prime
96%
Sponsored
32%
Out of stock
1.8%
Avg brand age
77 months
Avg seller age
201 days

Competition & brand share

The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 flat

Sellers

68

Top-5 brand share

61%

Top 20: 100%

Top-5 click share

46%

Top 20: 96%

Open market

32%

  • SK11(エスケー11)17%
  • トラスコ中山(TRUSCO)16%
  • デイトナ(Daytona)11%
  • トネ(TONE)11%
  • ENGINEER7%
  • ベッセル(VESSEL)7%

Demand

Weekly Amazon search volume, last 34 weeks — -1.8% search growth over the last 90 days.
350250Spike '26Prime Day '26Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jul '26

Top 六角レンチ 6mm search terms

  • 六角レンチ 6mm9K/yr
  • 6mm 六角レンチ4K/yr
  • 六角レンチ m62K/yr
All search terms

Top 六角レンチ 6mm 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%3%¥21K6%¥41K9%¥62K12%¥83K1101001K10K100K 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 六角レンチ 6mm

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

What buyers love

コストパフォーマンス29%

“お値段以上”

使用の容易さ26%

“手に入れやすいL字型の六角棒レンチやラチェットレンチに着けるヘキサビットのタイプより力加減がし易いです。”

サイズ全体10%

“必要なサイズが揃っています。”

強さ6%

“頑丈そう”

総合品質4%

“工具本体は問題ないです”

生锈/腐食する2%

“斜めに使えることも、クロムメッキで錆びにくいこともあり、安心して使えます。”

メンテナンスと修理2%

“メンテナンス”

握り心地2%

“マウンテンバイクや、ロードバイクのハブの脱着のため、握りやすく力の入れやすいものを探してましたが理想的な商品でした。”

広告と実際の製品の違い2%

“思ってたより今一でした。”

清掃の容易さ1%

“片付けもバチンとはめる感じて楽です。”

What buyers complain about

サイズ全体23%

“小さく回しにくい”

耐久性14%

“ケースが壊れる”

総合品質11%

“正直、ゴミでした。”

使用の容易さ7%

“ホルダーに付けずらいし、ぼろぼろ取れるのが難点。”

重い6%

“大きくて重かった”

握り心地5%

“斜めに挿入するとすぐに滑って外れてしまいます。”

厚み5%

“太いのがなくて購入した。”

強さ3%

“ホルダーの保持力が弱く、すぐに外れてしまう。”

機能全体3%

“使えない”

接着性/粘着性3%

“手がベタベタする”

Top return reasons

サイズ全体25%
機能全体10%
材料の品質10%
使用の容易さ8%
測定/読み取り精度8%
商品の状態5%
コストパフォーマンス5%
互換性-全体5%
デザイン全体5%
総合品質5%

Common questions

Is 六角レンチ 6mm profitable to sell on Amazon Japan?
The niche generates ¥690K/yr across 25 tracked products. 90-day search growth is -1.8%. Flapen's verdict: Worth a look (60/100).
How competitive is the 六角レンチ 6mm niche?
16 brands and 68 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 61% of demand.
What do buyers complain about in 六角レンチ 6mm?
Top complaints mined from reviews: サイズ全体, 耐久性, 総合品質. The return rate is 0.5%.
What does it cost to enter the 六角レンチ 6mm niche?
Listings span ¥101.97–¥1770.27; the average listing price is ¥541.97 (sweet spot $15–$100). The average incumbent carries 785 reviews — the moat a new listing must climb.