Skip to content

19mm ソケット

19mm ソケット shows low returns (0.6%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Flapen Score

57
Worth a look

Ranks 2,057 of 4,191 DIY・工具・ガーデン niches · on the category median

Market size 95Growth 12Conversion 76Competition 56Returns 97Price range 0Avg price 0Brand share 42Review moat 76Quality gap 67
This niche Category average · 4,191 niches

Is 19mm ソケット profitable on Amazon?

According to Flapen's Amazon Japan niche tracking, 19mm ソケット is a ¥2.2M/yr Amazon Japan market (37K searches/yr). The top 5 brands hold 80% of demand. Demand peaks in Apr–Nov–Dec. Verdict: Worth a look — 57/100.

19mm ソケット: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -25.5% over the last 90 days and 7.2% of searches end in a purchase.

¥2.2M

revenue / yr

Units sold / yr3K
Search volume / yr-25.5%37K
Conversion rate7.2%
Avg price¥835.97

Who owns the niche?

The top 5 brands hold 80% of demand, so 20% of the market is open.

20%

open market share

Brands · sellers17 · 93
Top-5 product click share51%
Open market20%
Avg brand age78 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.3★ — the gap to enter on.

0/100

page quality · 29 products

Sponsored placement62%
New entrants (1y)0· 0 succeeded
Avg rating4.3★
Avg reviews487

Top 19mm ソケット 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 51% of clicks — established leaders, but buyers still shop beyond them.

¥0¥89K¥178K¥267K¥356K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

17 falling

Sellers

93

Top-5 brand share

80%

Top 20: 100%

Top-5 click share

51%

Top 20: 91%

Open market

16%

  • トネ(TONE)42%
  • エーモン(amon)16%
  • ベッセル(VESSEL)11%
  • WORKPRO5%
  • タジマ5%
  • メルテック(meltec)4%
  • Open — no brand owns it (11 brands, 16%)

19mm ソケット demand & seasonality

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

Volume37KCVR7.2%Products29Brands17Top 5 Brands80%OOS Rate0.2%Rating4.3★Reviews487Avg BSR#40
1K600Spike '24Holiday '24Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Apr, Nov, Dec · busiest ÷ quietest = 2.6×

Top 19mm ソケット search terms shoppers use

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

  • 19mm ソケット17K/yr
  • インパクト ソケット 19mm5K/yr
  • ソケット 19mm5K/yr
  • 19ミリ ソケット4K/yr
  • 19ソケット3K/yr
  • 19 ソケット3K/yr

What reviews say buyers love and hate about 19mm ソケット

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

What buyers love

78% of reviews
使用の容易さ29%

使えます

コストパフォーマンス26%

価格の信頼性

耐久性6%

耐久性ありそうです。

総合品質5%

良い商品だと思います。

コンパクトさ3%

コンパクトです

What buyers complain about

67% of reviews
耐久性21%

壊れた。

総合品質15%

ただのゴミ以下

ロック機構5%

ロック解除ができなくなり完全に壊れました。

測定/読み取り精度4%

刻印の数字は小さく、光に反射して見づらい。

ディスプレイ全体4%

かといってデジタル表示のやつは高いですが

19mm ソケット return rate & reasons

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

0.6%

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
18%
2メカニズムの問題
13%
3不良材料/部品
11%
4機能全体
9%
5使用の容易さ
6%

Common 19mm ソケット questions

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

Flapen scores 19mm ソケット 57/100 on Amazon Japan — Worth a look. The niche generates ¥2.2M/yr across 29 tracked products. Search demand moved -25.5% over the last 90 days.
Search demand for 19mm ソケット on Amazon Japan peaks in Apr–Nov–Dec, where the busiest month runs 2.6× the quietest.