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排水口 8cm

Maybe

An estimated 0.6% of orders come back. But products sell for $1007.28 on average, outside the sweet spot, so 排水口 8cm is a Maybe.

Flapen Score
54
54 / 100
Ranks 2,625 of 4,191 DIY・工具・ガーデン niches · −3 vs the category median of 57
Market size
¥1.0M/yr27K searches / yr
90-day growth
+2.7%search demand this quarter
Competition
60%top-5 click share · 14 brands · 54 sellers

Flapen Score

排水口 8cm against its category

The dotted line is the DIY・工具・ガーデン average. Past it, 排水口 8cm is stronger. Inside it, weaker.

54Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The 排水口 8cm market on Amazon at a glance

Shoppers on Amazon Japan searched for 排水口 8cm 27K times last year and spent an estimated ¥1.0M. The top 5 brands take 68% of clicks. Demand peaks in Apr. Flapen scores it 54 out of 100, a Maybe.

01 · Demand

An estimated 3.7% of those searches ended in a purchase.

Shoppers searched for this 27K times in the last 12 months. That counts every search on Amazon Japan for this niche's terms. An estimated 3.7% of those searches ended in a purchase. Searches in the last 90 days moved +2.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated ¥1.0M a year.

Searches, last 12 months
27K
Growth, 90 days vs prior 90
+2.7%
Conversion, latest week
3.7%
Market size, estimated
¥1.0Ma year
Peak month
April1.6× the quietest month
Top search term
排水口 8cm8K searches a year

02 · Price

A sale here is worth ¥1007.28.

Listings sell for ¥1007.28 on average, from ¥302.65 to ¥3214.61. Amazon reports units sold in ranges. This niche sold 1K to 1K a year. The average listing sells 0 to 100 of them. At ¥1007.28 that is ¥0 to ¥101K a year per listing.

Average price
¥1007.28above the $15 to $100 sweet spot
Price range
¥302.65–¥3214.61
Amazon Japan median price
¥1942.07across 14,733 niches
Units sold a year
1K–1K
Units per listing a year
0–100
Revenue per listing a year
¥0–¥101K
Returns
0.6%of orders · Amazon Japan median 0.4%

03 · Entry bar

The bar here is low.

76% of listings pay for placement with sponsored ads. 95% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #45 within 配管・排水用備品. It carries 666 reviews at 4.28 stars, so a new listing needs social proof before a better product.

Sponsored listings
76%
Prime listings
95%
Out of stock, average day
0.0%
Average rank
#45in 配管・排水用備品
Average rating
4.28 starsAmazon Japan average 4.15 stars
Average reviews
666per listing
Listings tracked
21

04 · Newcomers

2 of last year's 2 launches cleared the first-year sales bar.

2 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 48 months on average, so the names here are settling in.

Launched, last 12 months
2
Successful launches
2Amazon's first-year sales bar
Average brand age
48 months

Products

Top 排水口 8cm 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.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 60% of clicks. Leaders hold, but buyers still shop past them.

¥0¥41K¥82K¥123K¥164K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

14 falling

Sellers

54

Est. top-5 brand share

68%

Top 20: 100%

Est. top-5 click share

60%

Top 20: 99%

Open market

23%

  • GAONA(ガオナ)22%
  • KEEP FINE15%
  • Zthluyc11%
  • AIEVE11%
  • コモライフ10%
  • ノーブランド品9%

Demand

排水口 8cm search demand

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

900700Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Apr · busiest ÷ quietest = 1.6×

Search terms

Top 排水口 8cm search terms shoppers use

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

  • 排水口 8cm8K/yr
  • 排水口カバー 8cm6K/yr
  • 排水溝カバー 8cm7K/yr
  • ミニキッチン 排水口6K/yr

Reviews and returns

What reviews say buyers love and hate about 排水口 8cm

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

22%of positive reviews mention “清掃の容易さ”
12%of negative reviews mention “匂い”
0.6%of orders come back
“排水口が臭わなくなる”
A buyer, on “匂い”12% 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.

22 topics

NegativePositive

FAQ

Common 排水口 8cm 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