プラグレンチ 14mm
MaybeShoppers spend an estimated $3.0M a year here. But products sell for $1000.86 on average, outside the sweet spot, so プラグレンチ 14mm is a Maybe.
- Flapen Score
- 59 / 100Top 39% of 4,191 DIY・工具・ガーデン niches · +2 vs the category median of 5759
- Market size
- ¥3.0M/yr35K searches / yr
- 90-day growth
- -17.1%search demand this quarter
- Competition
- 60%top-5 click share · 21 brands · 76 sellers
Flapen Score
プラグレンチ 14mm against its category
The dotted line is the DIY・工具・ガーデン average. Past it, プラグレンチ 14mm is stronger. Inside it, weaker.
Market
The プラグレンチ 14mm market on Amazon at a glance
Shoppers on Amazon Japan searched for プラグレンチ 14mm 35K times last year and spent an estimated ¥3.0M. The top 5 brands take 66% of clicks. Flapen scores it 59 out of 100, a Maybe.
01 · Demand
An estimated 8.5% of those searches ended in a purchase.
Shoppers searched for this 35K times in the last 12 months. That counts every search on Amazon Japan for this niche's terms. An estimated 8.5% of those searches ended in a purchase. Searches in the last 90 days moved -17.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated ¥3.0M a year.
- Searches, last 12 months
- 35K
- Growth, 90 days vs prior 90
- -17.1%
- Conversion, latest week
- 8.5%
- Market size, estimated
- ¥3.0Ma year
- Peak month
- October1.3× the quietest month
- Top search term
- プラグレンチ 14mm29K searches a year
02 · Price
A sale here is worth ¥1000.86.
Listings sell for ¥1000.86 on average, from ¥348.56 to ¥3705.22. Amazon reports units sold in ranges. This niche sold 3K to 3K a year. The average listing sells 0 to 100 of them. At ¥1000.86 that is ¥0 to ¥100K a year per listing.
- Average price
- ¥1000.86above the $15 to $100 sweet spot
- Price range
- ¥348.56–¥3705.22
- Amazon Japan median price
- ¥1942.07across 14,733 niches
- Units sold a year
- 3K–3K
- Units per listing a year
- 0–100
- Revenue per listing a year
- ¥0–¥100K
- Returns
- 0.8%of orders · Amazon Japan median 0.4%
03 · Entry bar
The bar here is low.
70% of listings pay for placement with sponsored ads. 91% ship with Prime. On an average day, 7.7% of listings are out of stock. The average listing ranks #43 within 作業工具. It carries 417 reviews at 4.31 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 70%
- Prime listings
- 91%
- Out of stock, average day
- 7.7%
- Average rank
- #43in 作業工具
- Average rating
- 4.31 starsAmazon Japan average 4.15 stars
- Average reviews
- 417per listing
- Listings tracked
- 23
04 · Newcomers
1 of last year's 3 launches cleared the first-year sales bar.
3 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 51 months on average, so the names here are settling in.
- Launched, last 12 months
- 3
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 51 months
Products
Top プラグレンチ 14mm products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 30, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
【バイクOK】エーモン(amon) プラグレンチ 14mm 8841
- Price
- ¥652.33
- Rating
- 4.1/5
- Reviews
- 3,895
- Age
- 5y ago

プラグレンチ 磁気ジ ジョイントユニバーサルソケット 2個セット (14mm +16mm) 12角薄壁 3/8(9.5mm)挿入角 ロープロファイル 輸入車などのプラグ交換用
- Price
- ¥615.13
- Rating
- 4.5/5
- Reviews
- 370
- Age
- 2y ago

トネ(TONE) プラグソケット(6角・マグネット付) 3P-14S 差込角9.5mm(3/8) 二面幅14mm
- Price
- ¥1007.60
- Rating
- 4.7/5
- Reviews
- 449
- Age
- 16y ago

Mufash スパークプラグレンチ専用ソケット 14mm ユニバーサルソケット 磁気ユニバーサルジョイント スパークプラグレンチ 薄肉タイプ 360度 差込角(3/8)(12角・マグネット付)
- Price
- ¥496.20
- Rating
- 4.2/5
- Reviews
- 247
- Age
- 4y ago

トネ(TONE) プラグソケット(6角・マグネット付) HP3P-14S 差込角9.5mm(3/8) 二面幅14mm
- Price
- ¥1035.40
- Rating
- 4.5/5
- Reviews
- 1,375
- Age
- 14y ago
Trending
estimated 90-day click momentum
【AiYa】プラグレンチ 14mm – 軽量細長設計、携帯便利なプラグソケット、スパークプラグレンチ
- Price
- ¥500.00
- Rating
- 4.6/5
- Reviews
- 3
- Age
- 3mo ago

RAYTRUTH プラグレンチ ソケットレンチセット 14mm 16mm 18mm 21mm 4サイズ対応 T型
- Price
- ¥1314.67
- Rating
- 3.6/5
- Reviews
- 30
- Age
- 5mo ago

プラグレンチ スパークプラグレンチ ユニバーサルソケット12角 薄壁 差込角3/8(9.5mm) 輸入車等のプラグ交換用 (14mm)
- Price
- ¥558.73
- Rating
- 4.1/5
- Reviews
- 14
- Age
- 1y ago

Mirhua プラグレンチ スパークプラグレンチ ジョイントユニバーサルソケット 12角薄壁 3/8(9.5mm)挿入角 (14mm)
- Price
- ¥522.95
- Rating
- 3.8/5
- Reviews
- 18
- Age
- 8mo ago

プロクソン(PROXXON) スパークプラグソケット 3/8 14mm No.83553
- Price
- ¥651.10
- Rating
- 4.0/5
- Reviews
- 279
- Age
- 10y ago
Newest
by launch date
【AiYa】プラグレンチ 14mm – 軽量細長設計、携帯便利なプラグソケット、スパークプラグレンチ
- Price
- ¥500.00
- Rating
- 4.6/5
- Reviews
- 3
- Age
- 3mo ago

RAYTRUTH プラグレンチ ソケットレンチセット 14mm 16mm 18mm 21mm 4サイズ対応 T型
- Price
- ¥1314.67
- Rating
- 3.6/5
- Reviews
- 30
- Age
- 5mo ago

Mirhua プラグレンチ スパークプラグレンチ ジョイントユニバーサルソケット 12角薄壁 3/8(9.5mm)挿入角 (14mm)
- Price
- ¥522.95
- Rating
- 3.8/5
- Reviews
- 18
- Age
- 8mo ago

14mm ユニバーサルプラグレンチセット 耐衝撃設計+内蔵メタルライナー搭載|スパークプラグ保護|自動車/バイクエンジン整備・機械メンテナンス対応
- Price
- ¥590.61
- Rating
- 4.1/5
- Reviews
- 9
- Age
- 1y ago

プラグレンチ 14mm 16mm 2個セット 磁気ジョイント付き スパークプラグソケット 差込角3/8(9.5mm) 12角薄壁 ロープロファイル ユニバーサルソケット 輸入車 バイク 整備用 プラグ交換
- Price
- ¥603.39
- Rating
- 4.4/5
- Reviews
- 89
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 60% of clicks. Leaders hold, but buyers still shop past them.
Brands
21 flat
Sellers
76
Est. top-5 brand share
66%
Top 20: 99%
Est. top-5 click share
60%
Top 20: 97%
Open market
29%
- トネ(TONE)18%
- エーモン(amon)16%
- VEAGIA15%
- Pseul10%
- Mirhua7%
- 京都機械工具(KTC)5%
Demand
プラグレンチ 14mm search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Reviews and returns
What reviews say buyers love and hate about プラグレンチ 14mm
We read the reviews and the return reasons for every product selling here.
“磁石が弱くプラグが落ちかけてしまいます。”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
20 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
FAQ
Common プラグレンチ 14mm questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data




