---
title: "Waitley — ¥19.3M/yr Amazon JP Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/jp/diy/waitley"
last_updated: "2026-08-08T07:43:44.624Z"
locale: en
meta:
description: "Niche score 55/100 · ¥19.3M/yr market · 101K searches/yr. Pricing outside the sweet spot ($6535.14 avg) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · ¥19.3M/yr market · 101K searches/yr. Pricing outside the sweet spot ($6535.14 avg) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Waitley — ¥19.3M/yr Amazon JP Niche (2026) - Flapen"
---
# **waitley**
**Worth a look**
Shows a $19.3M/yr market, but pricing outside the sweet spot ($6535.14 avg) keeps it on the watch list.
Market size 100Growth 20Conversion 37Competition 64Returns 96Price range 0Avg price 0Brand share 8Review moat 85Quality gap 93
**Market size**
**Incredible****¥19.3M**
¥19.3M/yr · 101K searches
**Returns**
**Incredible****0.8%**
return rate — above 5% kills the launch gate
**Quality gap**
**Great****4.0★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Great****298.72**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Good****46%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Okay****2.9%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-9.2%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
**Avg price**
**Bad****¥6535.14**
avg listing price — sweet spot $15–$100
**Price range**
**Bad****¥2673.51–¥13655.05**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** High Price**](https://flapen.com/research/niches?market=jp&signal=high_price "Avg price > $50")
According to Flapen's Amazon Japan niche tracking, waitley is a ¥19.3M/yr Amazon Japan market (101K searches/yr). The top 5 brands hold 97% of demand. Verdict: Worth a look — 55/100.
Data updated Jul 31, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **waitley market data**
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **¥16.3M–¥19.6M**
- units × avg price
- **Conversion rate**
- **2.9%**
- **Avg BSR**
- **#114**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **3.0%**
- **Avg brand age**
- **30 months**
- **Avg seller age**
- **243 days**
## **Competition & brand share**
The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▼falling
**Sellers**
**8**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**46%**
Top 20: 91%
**Open market**
**1%**
- waitley43% - MichstaBe24% - Meng riben13% - zingely11% - twolskyy6% - cootikieli2% - Open — no brand owns it (1 brand, 1%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -9.2% search growth over the last 90 days.
3K2KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/jp/diy/waitley/trend)
## **Top waitley search terms**
- **waitley**31K/yr-7.2%2.0% conv. - **waitley 18v バッテリー**5K/yr+84.7%3.6% conv. - **ウェイトレー18vバッテリー**11K/yr-13.0%3.0% conv. - **waitleyマキタ18v互換バッテリー**13K/yr-40.5%3.5% conv. - **ウェイトレイ互換バッテリー18v**9K/yr-18.2%2.2% conv. - **ウェイトレイ バッテリー**6K/yr+22.7%0.9% conv. - **ウェイトレイ**6K/yr-27.1%1.1% conv. - **マキタ 18v バッテリー waitley**4K/yr+28.0%3.8% conv. - **ウエイトレー18v互換バッテリー**5K/yr-19.2%2.1% conv. - **ウエイトレイ互換バッテリー18v最新**4K/yr-24.2%2.1% conv. [**All search terms **](https://flapen.com/research/jp/diy/waitley/search-terms)
## **Top waitley 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%4%¥772K8%¥1.5M12%¥2.3M16%¥3.1M101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**waitleyマキタ BL1860 互換 バッテリー18v 6.0Ah２個セット全保護基板カットオフ機能付き 容量6000mAh マキタ純正充電器対応**waitley**¥6246.84**3.8★1,578 rev](https://www.amazon.co.jp/dp/B0B1LSLYQ9) [2**Waitley２個セットマキタ互換バッテリー18v 6.0Ah 6000mAh 大容量電池 確実にカットオフ機能 全回路保護機能が搭載**MichstaBe**¥6238.55**3.7★462 rev](https://www.amazon.co.jp/dp/B0CYT91PTQ) [3**Waitleyバッテリー充電器セット互換マキタBL1860B 2個+充電器 大容量6000mAh カットオフ機能付き長寿命電池セル採用**zingely**¥8736.56**4.0★165 rev](https://www.amazon.co.jp/dp/B0DD3QL9HF) [4**Waitley２個セット互換マキタ BL1880B 18Vバッテリー 8Ah カットオフ機能付き 実容量8000mAh**waitley**¥13372.74**4.4★49 rev](https://www.amazon.co.jp/dp/B0GF8NVBW6) [5**Waitley マキタ18V バッテリー互換 6.0Ah ２個セット カットオフ機能、過電流保護、過放電防止など多重回路保護機能が搭載 ％で残量指示付**Meng riben**¥6201.89**4.1★154 rev](https://www.amazon.co.jp/dp/B0F8VVPQ2R)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Waitleyマキタ互換 BL1880B 18Vバッテリー 8Ah カットオフ機能付き 実容量8000mAh互換マキタBL1860B**waitley**¥6632.18**70 rev6mo ago](https://www.amazon.co.jp/dp/B0GG3RV5MK) [**【新BL1880B】マキタ 18v互換バッテリー 8.0Ah2個 Waitley カットオフ機能付き 大容量8000mAh**zingely**¥13655.05**11 rev6mo ago](https://www.amazon.co.jp/dp/B0GFNJ8Z38) [**Waitley２個セット互換マキタ BL1880B 18Vバッテリー 8Ah カットオフ機能付き 実容量8000mAh**waitley**¥13372.74**49 rev6mo ago](https://www.amazon.co.jp/dp/B0GF8NVBW6) [**Waitley マキタ 互換バッテリー 18v 6.0Ah 2個 カットオフ機能付き全保護 過充電過放電過熱防止 マキタ18v電動工具用バッテリー**cootikieli**¥6800.75**107 rev7mo ago](https://www.amazon.co.jp/dp/B0G1TB7J7B) [**Waitley 1個マキタ互換18V バッテリー 6.0Ah 大容量マキタ電動工具用大容量電池 カットオフ機能付き マキタ18ｖ電動工具に対応**Meng riben**¥3576.92**17 rev1y ago](https://www.amazon.co.jp/dp/B0GCCWHXJP)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Waitley 1個マキタ互換18V バッテリー 6.0Ah 大容量マキタ電動工具用大容量電池 カットオフ機能付き マキタ18ｖ電動工具に対応**Meng riben**¥3576.92**4.4★**▲ 231%**](https://www.amazon.co.jp/dp/B0GCCWHXJP) [**waitley マキタ 互換18V バッテリー 充電器セット 6.0Ah BL1860B デジタル％残量指示付き 全保護回路搭載 PSE認証済**Meng riben**¥6529.20**4.0★**▲ 208%**](https://www.amazon.co.jp/dp/B0G515LNGF) [**【新BL1880B】マキタ 18v互換バッテリー 8.0Ah2個 Waitley カットオフ機能付き 大容量8000mAh**zingely**¥13655.05**4.5★**▲ 173%**](https://www.amazon.co.jp/dp/B0GFNJ8Z38) [**Waitley マキタ18V バッテリー互換 6.0Ah 変換アダプタ付き カットオフ機能、過電流保護、過放電防止機能など多重回路保護機能が搭載**MichstaBe**¥3389.75**4.0★**▲ 97%**](https://www.amazon.co.jp/dp/B0FWBGN76F) [**Waitley マキタ18V バッテリー互換 6.0Ah ２個セット カットオフ機能、過電流保護、過放電防止など多重回路保護機能が搭載 ％で残量指示付**Meng riben**¥6201.89**4.1★**▲ 59%**](https://www.amazon.co.jp/dp/B0F8VVPQ2R)
**~~View all trending →~~**
## **What buyers say about waitley**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**バッテリーの内蔵**17%
*“ウエイトレーのブランドは、マキタ互換バッテリーの中では大変評判の良いバッテリーです。”*
**充電**14%
*“おすすめの充電器”*
**コストパフォーマンス**10%
*“リーズナブル”*
**耐久性**9%
*“使えてます”*
**使用の容易さ**8%
*“シンプルイズスト”*
**総合品質**8%
*“そもそもこのメーカーはマキタ互換バッテリーにおいては最大手と言って良く. youtubeの検証動画においても優秀な結果でしたので信頼して良いと思います。”*
**互換性-全体**6%
*“マキタ互換はWaitley・・・って決めてます。”*
**軽い**4%
*“軽くてよかった”*
**保管容量**3%
*“大容量タイプ”*
**安全基準**2%
*“安心・コスパ最高”*
### **What buyers complain about **
**充電**36%
*“2個共に充電致しません”*
**重い**9%
*“使用本体が、重くなる。”*
**耐久性**7%
*“壊れた”*
**バッテリーの内蔵**4%
*“5Ahにも届かないとは非常にがっかりです。”*
**サイズ全体**4%
*“デカい. 40vMAXの4Aと同じくらいの大きさ。”*
**コストパフォーマンス**3%
*“マキタバッテリーの価格が高いと思っている人はお薦めです”*
**総合品質**3%
*“内部機能セル品質等劣りますが、この互換商品はトップレベル、コスパも良い。”*
**不良材料/部品**2%
*“不良品の連絡”*
**保管容量**1%
*“純正より容量少なく感じる”*
**使用の容易さ**1%
*“全く使えません。”*
### **Top return reasons **
**充電**71%
**不良材料/部品**7%
**互換性-全体**5%
**機能全体**4%
**バッテリーの内蔵**4%
**広告と実際の製品の違い**2%
**サイズ全体**2%
**接続性 - 全体**1%
**耐久性**1%
**重い**1%
## **Common questions**
- **Is waitley profitable to sell on Amazon Japan?**
- The niche generates ¥19.3M/yr across 29 tracked products. 6 of 6 products launched in the last 360 days are still selling. 90-day search growth is -9.2%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the waitley niche?**
- 7 brands and 8 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in waitley?**
- Top complaints mined from reviews: 充電, 重い, 耐久性. The return rate is 0.8%.
- **When does demand for waitley peak?**
- Demand is steady year-round — the busiest month runs 1.7× the quietest.
- **What does it cost to enter the waitley niche?**
- Listings span ¥2673.51–¥13655.05; the average listing price is ¥6535.14 (sweet spot $15–$100). The average incumbent carries 299 reviews — the moat a new listing must climb.
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