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68

ホールソー 65mm

Worth a look

Shows demand growing +161.5% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 74Growth 96Conversion 40Competition 66Returns 96Price range 0Avg price 0Brand share 63Review moat 68Quality gap 96

Growth

Incredible+161.5%

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

Quality gap

Incredible3.9★

avg incumbent rating — lower means beatable quality

Returns

Incredible0.8%

return rate — above 5% kills the launch gate

Market size

Good¥833K

¥833K/yr · 13K searches

Review moat

Good765.43

avg incumbent reviews — the moat a new listing must climb

Competition

Good46%

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

Brand share

Good67%

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

Conversion

Okay3.2%

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

Avg price

Bad¥1922.69

avg listing price — sweet spot $15–$100

Price range

Bad¥946.27–¥6795.56

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

According to Flapen's Amazon Japan niche tracking, ホールソー 65mm is a ¥833K/yr Amazon Japan market (13K searches/yr). The top 5 brands hold 67% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Worth a look — 68/100.

Data updated Jul 31, 2026 · scored weekly · How we score niches

ホールソー 65mm market data

Units sold / yr
500–750
avg 0–100/product
Revenue / yr
¥961K–¥1.4M
units × avg price
Conversion rate
3.2%
Avg BSR
#63
Page quality
0%
Prime
100%
Sponsored
65%
Out of stock
16.0%
Avg brand age
65 months
Avg seller age
224 days

Competition & brand share

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

Brands

16 falling

Sellers

59

Top-5 brand share

67%

Top 20: 100%

Top-5 click share

46%

Top 20: 83%

Open market

24%

  • nesekt(ネセクト)16%
  • TIDEWAY16%
  • After715%
  • ShopXJ10%
  • LAIWEI9%
  • Lenox9%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +161.5% search growth over the last 90 days.
600400Spike '24Spike '25Prime Day '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 4.0×

Top ホールソー 65mm 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%4%¥33K8%¥67K12%¥100K16%¥133K1101001K10K 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 ホールソー 65mm

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

What buyers love

使用の容易さ33%

“使える”

サイズ全体25%

“大きさが沢山有るのはいいです”

コストパフォーマンス13%

“コスパも妥当”

強さ8%

“丈夫だと思います”

総合品質8%

“商品は素晴らしいです”

耐久性4%

“まだ使えそうです”

What buyers complain about

総合品質28%

“ゴミ”

耐久性19%

“折れた”

強さ13%

“強度無し”

サイズ全体9%

“65mmより小さいので∅65用のスリーブが入りません”

加熱6%

“ドリルの排気口からはまずまずの熱風が出てくるので、注意してください。”

こわばり6%

“四十八ミリでは窮屈、. 四十九ミリでは余りすぎる。”

材料の品質3%

“強度不足の素材じゃないですかね”

コストパフォーマンス3%

“以前は半値以下の安物を使いましたが不安定で一回使って刃がダメになりましたが、こちらは安定してるし、まだまだ使えそうです。”

メンテナンスと修理3%

“改善方法が知りたい”

不良材料/部品3%

“黒い小さい部品が取れてしまっているのが原因かと思うが無くしてしまった。”

Top return reasons

サイズ全体32%
互換性-全体12%
広告と実際の製品の違い10%
耐久性7%
総合品質7%
不良材料/部品7%
厚み5%
機能全体5%
使用の容易さ3%
追加アイテム/添付ファイル2%

Common questions

Is ホールソー 65mm profitable to sell on Amazon Japan?
The niche generates ¥833K/yr across 37 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is +161.5%. Flapen's verdict: Worth a look (68/100).
How competitive is the ホールソー 65mm niche?
16 brands and 59 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 67% of demand.
What do buyers complain about in ホールソー 65mm?
Top complaints mined from reviews: 総合品質, 耐久性, 強さ. The return rate is 0.8%.
When does demand for ホールソー 65mm peak?
Demand peaks in May–Jun–Jul–Aug; the busiest month runs 4.0× the quietest.
What does it cost to enter the ホールソー 65mm niche?
Listings span ¥946.27–¥6795.56; the average listing price is ¥1922.69 (sweet spot $15–$100). The average incumbent carries 765 reviews — the moat a new listing must climb.