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耐水ペーパー 3000番

耐水ペーパー 3000番 clears our launch bar: a $2.1M/yr market growing +28.9% this quarter with returns at 0.3%.

Flapen Score

66
Launch it

Top 11% of 4,191 DIY・工具・ガーデン niches · +9 vs the category median of 57

Market size 95Growth 56Conversion 79Competition 61Returns 98Price range 0Avg price 0Brand share 40Review moat 79Quality gap 87
This niche Category average · 4,191 niches

Is 耐水ペーパー 3000番 profitable on Amazon?

According to Flapen's Amazon Japan niche tracking, 耐水ペーパー 3000番 is a ¥2.1M/yr Amazon Japan market (38K searches/yr). The top 5 brands hold 81% of demand. Verdict: Launch it — 66/100.

耐水ペーパー 3000番: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Yes. Search demand moved +28.9% over the last 90 days and 8.0% of searches end in a purchase.

¥2.1M

revenue / yr

Units sold / yr3K
Search volume / yr+28.9%38K
Conversion rate8.0%
Avg price¥712.27

Who owns the niche?

The top 5 brands hold 81% of demand, so 19% of the market is open.

19%

open market share

Brands · sellers12 · 29
Top-5 product click share48%
Open market19%
Avg brand age56 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.1★ — the gap to enter on.

0/100

page quality · 25 products

Sponsored placement84%
New entrants (1y)5· 5 succeeded
Avg rating4.1★
Avg reviews423

Top 耐水ペーパー 3000番 products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 48% of clicks — established leaders, but buyers still shop beyond them.

¥0¥86K¥172K¥258K¥344K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

12 falling

Sellers

29

Top-5 brand share

81%

Top 20: 100%

Top-5 click share

48%

Top 20: 94%

Open market

15%

  • MORLARCO24%
  • CREAM PRODUCT23%
  • IROKCAKPT15%
  • nesekt(ネセクト)11%
  • Hbitsae7%
  • BODHTAT4%
  • Open — no brand owns it (6 brands, 15%)

耐水ペーパー 3000番 demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume38KCVR8.0%Products25Brands12Top 5 Brands81%OOS Rate2.8%Rating4.1★Reviews423Avg BSR#52
900700Spike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Top 耐水ペーパー 3000番 search terms shoppers use

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

  • 耐水ペーパー 3000番26K/yr
  • 耐水ペーパー 30005K/yr
  • 3000番 ペーパー4K/yr
  • サンドペーパー 30004K/yr

What reviews say buyers love and hate about 耐水ペーパー 3000番

What buyers mention most, as a share of all reviews.

What buyers love

87% of reviews
使用の容易さ30%

便利

コストパフォーマンス20%

コスパイイです。

総合品質13%

良い製品です

サイズ全体7%

ちょうどいい量

耐久性4%

耐久性も十分。

What buyers complain about

68% of reviews
サイズ全体16%

非常に小さいです。

総合品質13%

品質が悪く、精密な研ぎや磨きには向きません。

コストパフォーマンス11%

安いので不安でしたが

使用の容易さ6%

出しにくい

厚み5%

薄いキズだったが意外に目立つので目立たなくなるまで削り内装用の艶出し剤を使用すると目立たなくなりました。

耐水ペーパー 3000番 return rate & reasons

Why buyers send it back, as a share of all return requests.

0.3%

Return rate

0%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1サイズ全体
42%
2機能全体
17%
3不良材料/部品
8%
4水に強い
8%
5広告と実際の製品の違い
8%

Common 耐水ペーパー 3000番 questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores 耐水ペーパー 3000番 66/100 on Amazon Japan — Launch it. The niche generates ¥2.1M/yr across 25 tracked products. 5 of 5 products launched in the last 360 days are still selling. Search demand moved +28.9% over the last 90 days.
Search demand for 耐水ペーパー 3000番 on Amazon Japan is steady year-round — the busiest month runs 1.5× the quietest.