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Ezt901

Maybe

The average product has only 62 reviews. But products sell for $3343.56 on average, outside the sweet spot, so Ezt901 is a Maybe.

Flapen Score
50
50 / 100
Ranks 3,276 of 4,191 DIY・工具・ガーデン niches · −7 vs the category median of 57
Market size
¥1.4M/yr9K searches / yr
90-day growth
-22.1%search demand this quarter
Competition
67%top-5 click share · 9 brands · 49 sellers

Flapen Score

Ezt901 against its category

The dotted line is the DIY・工具・ガーデン average. Past it, Ezt901 is stronger. Inside it, weaker.

50Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Ezt901 market on Amazon at a glance

Shoppers on Amazon Japan searched for Ezt901 9K times last year and spent an estimated ¥1.4M. The top 5 brands take 90% of clicks. Demand peaks in Nov. Flapen scores it 50 out of 100, a Maybe.

01 · Demand

An estimated 4.5% of those searches ended in a purchase.

Shoppers searched for this 9K times in the last 12 months. That counts every search on Amazon Japan for this niche's terms. An estimated 4.5% of those searches ended in a purchase. Searches in the last 90 days moved -22.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated ¥1.4M a year.

Searches, last 12 months
9K
Growth, 90 days vs prior 90
-22.1%
Conversion, latest week
4.5%
Market size, estimated
¥1.4Ma year
Peak month
November1.8× the quietest month
Top search term
ezt9014K searches a year

02 · Price

A sale here is worth ¥3343.56.

Listings sell for ¥3343.56 on average, from ¥1743.40 to ¥15264.19. Amazon reports units sold in ranges. This niche sold 250 to 500 a year. The average listing sells 0 to 100 of them. At ¥3343.56 that is ¥0 to ¥334K a year per listing.

Average price
¥3343.56above the $15 to $100 sweet spot
Price range
¥1743.40–¥15264.19
Amazon Japan median price
¥1942.07across 14,733 niches
Units sold a year
250–500
Units per listing a year
0–100
Revenue per listing a year
¥0–¥334K
Returns
1.5%of orders · Amazon Japan median 0.4%

03 · Entry bar

The bar here is low.

79% of listings pay for placement with sponsored ads. 86% ship with Prime. On an average day, 38.5% of listings are out of stock. The average listing ranks #491 within 電動工具パーツ・アクセサリ. It carries 62 reviews at 4.04 stars, so a new listing needs social proof before a better product.

Sponsored listings
79%
Prime listings
86%
Out of stock, average day
38.5%
Average rank
#491in 電動工具パーツ・アクセサリ
Average rating
4.04 starsAmazon Japan average 4.15 stars
Average reviews
62per listing
Listings tracked
14

04 · Newcomers

4 of last year's 6 launches cleared the first-year sales bar.

6 products launched here in the last 12 months. 4 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 54 months on average, so the names here are settling in.

Launched, last 12 months
6
Successful launches
4Amazon's first-year sales bar
Average brand age
54 months

Products

Top Ezt901 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 31, 2026. The live listing can differ.

Top sellers

by estimated 90-day click share
Powayup 互換 パナソニック12V バッテリー EZ9200/EZ9001対応 3000mAh高容量 ニッケル水素 バッテリー | パナソニック電動工具用(EY9200/EY9201/EZ9001/EZ9200/EZT901/EZ9200/EZ9200S/EZ9107/EY9200(B) /EY9201 /EY9001/EZT901/EY3000シリーズ対応)高耐久設計 CEマーク取得済

Powayup 互換 パナソニック12V バッテリー EZ9200/EZ9001対応 3000mAh高容量 ニッケル水素 バッテリー | パナソニック電動工具用(EY9200/EY9201/EZ9001/EZ9200/EZT901/EZ9200/EZ9200S/EZ9107/EY9200(B) /EY9201 /EY9001/EZT901/EY3000シリーズ対応)高耐久設計 CEマーク取得済

Price
¥1756.98
Rating
3.7/5
Reviews
349
Age
5y ago
パナソニック バッテリー 12v EZ9200 EZT901 3000mAh高容量 2個 互換 パナソニック 12v バッテリー EZ9200 EZT901 EZ9200S EZ9107 EY9200(B) EY9108(S) EY9201(B) EY9001に互換可能 ニッケル水素電池 長寿命セル採用 高出力 高耐久設計

パナソニック バッテリー 12v EZ9200 EZT901 3000mAh高容量 2個 互換 パナソニック 12v バッテリー EZ9200 EZT901 EZ9200S EZ9107 EY9200(B) EY9108(S) EY9201(B) EY9001に互換可能 ニッケル水素電池 長寿命セル採用 高出力 高耐久設計

Price
¥2763.41
Rating
4.1/5
Reviews
59
Age
3y ago
パナソニック バッテリー 12v EZ9200 EZT901 3000mAh高容量 2個 互換 パナソニック 12v バッテリー EZ9200 EZT901 EZ9200S EZ9107 EY9200(B) EY9108(S) EY9201(B) EY9001に互換可能 ニッケル水素電池 高出力 高耐久設計 長寿命セル採用

パナソニック バッテリー 12v EZ9200 EZT901 3000mAh高容量 2個 互換 パナソニック 12v バッテリー EZ9200 EZT901 EZ9200S EZ9107 EY9200(B) EY9108(S) EY9201(B) EY9001に互換可能 ニッケル水素電池 高出力 高耐久設計 長寿命セル採用

Price
¥2765.47
Rating
3.9/5
Reviews
87
Age
3y ago
Powayup 互換 パナソニック12Vバッテリー EZ9200/EZ9001対応 3000mAh ニッケル水素 バッテリー 2個セット | 電動工具用(EY9200/EY9201/EZT901/EZ9200/EZ9200S/EZ9107/EY9200(B) /EY9108(S) /EY9201(B) /EY9001/EZT901/EY3000シリーズ対応)高耐久設計 大容量パック

Powayup 互換 パナソニック12Vバッテリー EZ9200/EZ9001対応 3000mAh ニッケル水素 バッテリー 2個セット | 電動工具用(EY9200/EY9201/EZT901/EZ9200/EZ9200S/EZ9107/EY9200(B) /EY9108(S) /EY9201(B) /EY9001/EZT901/EY3000シリーズ対応)高耐久設計 大容量パック

Price
¥2768.69
Rating
3.9/5
Reviews
95
Age
8mo ago
パナソニック互換12V バッテリー: 3.0Ah 実容量 長く続く 耐久性に EZ9200 EZT901 互換バッテリー3.0Ah EY9201 EY9001 ニッケル水素 パナソニック電動工具用.

パナソニック互換12V バッテリー: 3.0Ah 実容量 長く続く 耐久性に EZ9200 EZT901 互換バッテリー3.0Ah EY9201 EY9001 ニッケル水素 パナソニック電動工具用.

Price
¥1965.69
Rating
3.3/5
Reviews
54
Age
7mo ago

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 67% of clicks. Leaders hold, but buyers still shop past them.

¥0¥68K¥135K¥203K¥271K1101001K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

9 flat

Sellers

49

Est. top-5 brand share

90%

Top 20: 100%

Est. top-5 click share

67%

Top 20: 100%

Open market

6%

  • Powayup34%
  • §VANKO34%
  • Totoplus10%
  • Reoben7%
  • TANTEEZER5%
  • パナソニック(Panasonic)4%
  • Open — no brand owns it (3 brands, 6%)

Demand

Ezt901 search demand

Weekly searches over the year, seasonality beneath. Pick a range.

350250Spike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Nov · busiest ÷ quietest = 1.8×

Search terms

Top Ezt901 search terms shoppers use

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

  • ezt9014K/yr
  • パナソニック電動ドライバーバッテリー3K/yr
  • ez92002K/yr

Reviews and returns

What reviews say buyers love and hate about Ezt901

We read the reviews and the return reasons for every product selling here.

22%of positive reviews mention “コストパフォーマンス”
33%of negative reviews mention “充電”
1.5%of orders come back
“充電しない”
A buyer, on “充電”33% of negative reviews mention the same topic

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.

18 topics

NegativePositive

FAQ

Common Ezt901 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