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48

wdg1611mn

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 96Growth 17Conversion 97Competition 23Returns 99Price range 0Avg price 5Brand share 0Review moat 94Quality gap 32

Returns

Incredible0.2%

return rate — above 5% kills the launch gate

Conversion

Incredible15.6%

search→purchase rate — share of searches ending in a sale

Market size

Incredible¥2.9M

¥2.9M/yr · 39K searches

Review moat

Great128.93

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Competition

Bad73%

top-5 click share — a locked-up shelf

Growth

Bad-15.7%

90-day search growth — must beat 0% to launch

Avg price

Bad¥467.37

avg listing price — sweet spot $15–$100

Brand share

Bad100%

top-5 brand share — brand-locked demand

Price range

Bad¥195.20–¥677.89

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon Japan niche tracking, wdg1611mn is a ¥2.9M/yr Amazon Japan market (39K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 48/100.

Data updated Jul 31, 2026 · scored weekly · How we score niches

wdg1611mn market data

Units sold / yr
6K–8K
avg 500–750/product
Revenue / yr
¥2.8M–¥3.7M
units × avg price
Conversion rate
15.6%
Avg BSR
#46
Page quality
0%
Prime
53%
Sponsored
67%
Out of stock
0.0%
Avg brand age
42 months
Avg seller age
155 days

Competition & brand share

The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.

Brands

3 flat

Sellers

41

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

73%

Top 20: 100%

Open market

0%

  • ノーブランド品60%
  • 東芝(TOSHIBA)24%
  • Generic15%
  • Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -15.7% search growth over the last 90 days.
900700Spike '24Holiday '24Spike '25Prime Day '25Black Friday '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Top wdg1611mn search terms

  • wdg1611mn12K/yr
  • 東芝 スイッチカバー9K/yr
  • toshiba wdg1611mn7K/yr
  • 東芝 スイッチ5K/yr
  • 東芝ライテック3K/yr
  • 東芝 wdg1611mn4K/yr
All search terms

Top wdg1611mn products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%¥285K20%¥570K30%¥855K40%¥1.1M1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 15 tracked products in this niche — three views at once, no toggling.

What buyers say about wdg1611mn

What buyers praise and complain about, mined from review topics.

What buyers love

耐久性24%

“耐久性は良好です”

組み立て/インストール11%

“取り付け簡単です。”

コストパフォーマンス10%

“お値段もお手頃で”

使用の容易さ9%

“付け替えも簡単でした。”

サイズ全体9%

“ジャストフィット”

総合品質8%

“改良版良いね”

強さ6%

“以前使っていたカバーより、爪の構造は明らかに丈夫だと感じます。”

ロック機構5%

“ロック部がしっかり補強されており満足しています。”

広告と実際の製品の違い4%

“思った通り”

快適さ-全体2%

“快適です”

What buyers complain about

耐久性44%

“壊れにくくなりました。”

不良材料/部品10%

“壊れそうな所が金属でちゃんとすてる”

強さ8%

“家中のスイッチカバーが壊れまくりで困ってました。結構強くカチッと入れなきゃいけないんですね。”

総合品質7%

“安いから許したるわボケ”

商品の状態5%

“改良品です. 爪の部分に金属部品が追加されて折れにくくなった改良されたものでした。”

使用説明書/ユーザーマニュアル/トラブルシューティング5%

“付け方の説明書など無かったのが、残念です。”

メンテナンスと修理5%

“交換前のスイッチはメーカーの欠陥品だと思います。”

使用の容易さ2%

“何度か付けたり外したりするが、カパカパと浮いたままで、またすぐ取れてしまう。”

Top return reasons

サイズ全体90%
不良材料/部品3%
使用の容易さ3%
組み立て/インストール3%

Common questions

Is wdg1611mn profitable to sell on Amazon Japan?
The niche generates ¥2.9M/yr across 15 tracked products. 90-day search growth is -15.7%. Flapen's verdict: Skip it (48/100).
How competitive is the wdg1611mn niche?
3 brands and 41 sellers compete. The top 5 products take 73% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in wdg1611mn?
Top complaints mined from reviews: 耐久性, 不良材料/部品, 強さ. The return rate is 0.2%.
When does demand for wdg1611mn peak?
Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the wdg1611mn niche?
Listings span ¥195.20–¥677.89; the average listing price is ¥467.37 (sweet spot $15–$100). The average incumbent carries 129 reviews — the moat a new listing must climb.