---
title: "Demon Slayer Sword — $167K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/demon-slayer-sword"
last_updated: "2026-08-11T23:57:05.648Z"
locale: en
meta:
description: "Niche score 47/100 · $167K/yr market · 754K searches/yr · $48.10 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $167K/yr market · 754K searches/yr · $48.10 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Demon Slayer Sword — $167K/yr Amazon US Niche (2026) - Flapen"
---
# **demon slayer sword**
**Skip it**
Weak search conversion (0.5%) — this niche doesn't clear our bar today.
Market size 35Growth 15Conversion 6Competition 74Returns 65Price range 61Avg price 94Brand share 61Review moat 50Quality gap 48
**Avg price**
**Great****$48.10**
avg listing price — sweet spot $15–$100
**Competition**
**Good****41%**
top-5 click share — leaders hold, buyers still browse
**Returns**
**Good****2.4%**
return rate — above 5% kills the launch gate
**Brand share**
**Good****68%**
top-5 brand share — brands hold most of the demand
**Price range**
**Good****$19.97–$151.76**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****1,495.76**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$167K**
$167K/yr · 754K searches
**Growth**
**Bad****-20.1%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****0.5%**
search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, demon slayer sword is a $167K/yr Amazon United States market (754K searches/yr). The top 5 brands hold 68% of demand. Demand peaks in Jul–Sep–Oct–Nov–Dec. Verdict: Skip it — 47/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **demon slayer sword market data**
- **Units sold / yr**
- **4K–5K**
- avg 100–250/product
- **Revenue / yr**
- **$192K–$241K**
- units × avg price
- **Conversion rate**
- **0.5%**
- **Avg BSR**
- **#399**
- **Page quality**
- **0%**
- **Prime**
- **92%**
- **Sponsored**
- **89%**
- **Out of stock**
- **4.3%**
- **Avg brand age**
- **40 months**
- **Avg seller age**
- **178 days**
## **Competition & brand share**
The top 5 products take 41% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**16 **▼falling
**Sellers**
**20**
**Top-5 brand share**
**68%**
Top 20: 100%
**Top-5 click share**
**41%**
Top 20: 83%
**Open market**
**25%**
- RG RENGENG31% - Sword fort12% - PZOEWUESR10% - Zisu8% - AN SWALLOW8% - Jorumo7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -20.1% search growth over the last 90 days.
30K20KSpike '24Holiday '24Prime Day '25Spike '25 seasonSepDecMarJunAugNovMarMay
Peak months: Jul, Sep, Oct, Nov, Dec · busiest ÷ quietest = 3.7×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/demon-slayer-sword/trend)
## **Top demon slayer sword search terms**
- **demon slayer sword**497K/yr-17.6%0.5% conv. - **demon slayer katana**61K/yr-17.4%0.3% conv. - **demon slayer swords**57K/yr-14.6%0.3% conv. - **katana demon slayer**31K/yr-28.4%0.2% conv. - **demon slayer sword metal**14K/yr-31.6%0.0% conv. - **led demon slayer sword**9K/yr-40.5%0.6% conv. - **nichirin sword**11K/yr-37.3%0.2% conv. - **demon sword**7K/yr+5.5%0.0% conv. - **katanas de demon slayer**8K/yr-57.1%0.1% conv. - **demon slayer katanas**6K/yr-12.5%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/demon-slayer-sword/search-terms)
## **Top demon slayer sword 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%$7K8%$13K12%$20K16%$27K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**RENGENG Light Up Rengoku Sword 40 Inches Rechargeable Plastic Anime Replica with Belt & Stand Original Texture Anime Sword**RG RENGENG**$47.46**4.6★948 rev](https://www.amazon.com/dp/B0DBKZ267Q) [2**Tanjiro Sword Demon Slayer Sword Tanjiro Katana -41 inchfor Role-Playing and Collection.Anime Original Texture**PZOEWUESR**$30.24**4.5★1,669 rev](https://www.amazon.com/dp/B09PYVFJLS) [3**RENGENG Light Up Muichiro Sword 40 Inches Rechargeable Plastic Anime Replica with Belt & Stand Original Texture Anime Sword**RG RENGENG**$47.82**4.6★948 rev](https://www.amazon.com/dp/B0DBL5VBC1) [4**Demon Slayer Sword for Cosplay with Belt Holder Stand 41 inches (Rengoku Kyoujurou)**AN SWALLOW**$29.94**4.5★496 rev](https://www.amazon.com/dp/B09M5SWHCF) [5**Cold Blade Anime Sword - 41 inches Anime Katana Replica with Belt and Stand - Lianyu**Cold Blade**$30.80**4.4★551 rev](https://www.amazon.com/dp/B0BY6KH8RV)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Muichiro Tokito Demon Slayer Sword and Scabbard**BUDK**$64.63**0 rev3mo ago](https://www.amazon.com/dp/B0GTBNPRVS) [**Kokushibo Demon Slayer Sword and Scabbard**BUDK**$66.80**0 rev3mo ago](https://www.amazon.com/dp/B0GTBXSXVF) [**RENGENG Light Up Rengoku Sword 40 Inches Rechargeable Plastic Anime Replica with Belt & Stand Original Texture Anime Sword**RG RENGENG**$47.46**948 rev1y ago](https://www.amazon.com/dp/B0DBKZ267Q) [**RENGENG Light Up Muichiro Sword 40 Inches Rechargeable Plastic Anime Replica with Belt & Stand Original Texture Anime Sword**RG RENGENG**$47.82**948 rev1y ago](https://www.amazon.com/dp/B0DBL5VBC1) [**RENGENG Light Up Mitsuri Sword 40 Inches Rechargeable Plastic Anime Replica with Belt & Stand Original Texture Anime Sword**RG RENGENG**$46.87**948 rev1y ago](https://www.amazon.com/dp/B0DBL632HL)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Muichiro Tokito Demon Slayer Sword and Scabbard**BUDK**$64.63**0.0★**▲ 604%**](https://www.amazon.com/dp/B0GTBNPRVS) [**Kokushibo Demon Slayer Sword and Scabbard**BUDK**$66.80**0.0★**▲ 560%**](https://www.amazon.com/dp/B0GTBXSXVF) [**RENGENG Light Up Muichiro Sword 40 Inches Rechargeable Plastic Anime Replica with Belt & Stand Original Texture Anime Sword**RG RENGENG**$47.82**4.6★**▲ 534%**](https://www.amazon.com/dp/B0DBL5VBC1) [**RENGENG Light Up Mitsuri Sword 40 Inches Rechargeable Plastic Anime Replica with Belt & Stand Original Texture Anime Sword**RG RENGENG**$46.87**4.6★**▲ 481%**](https://www.amazon.com/dp/B0DBL632HL) [**Sword fort Handmade Katana Anime Cosplay Sword Stainless Steel Demon Sword Real Metal-Hashibira Inosuke2**Sword fort**$42.75**4.6★**▲ 151%**](https://www.amazon.com/dp/B08LGSP9XV)
**~~View all trending →~~**
## **What buyers say about demon slayer sword**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**14%
*“It is well made”*
**Fun/Entertainment Experience**12%
*“So fun to build”*
**Value For Money**11%
*“Money well spent”*
**Size-Overall**9%
*“Surprisingly huge”*
**Durability**5%
*“The sword itself is very durable”*
**Display-Overall**4%
*“Great for display”*
**Strength**4%
*“Sturdy and heavy made with good material”*
**Assembly/Installation**4%
*“Easy to put together”*
**Design-Overall**3%
*“Really looks great”*
**Material Quality**3%
*“Best sword Ive gotten it came perfectly fine and the material is very light and feels wooden”*
### **What buyers complain about **
**Defective Material/Parts**11%
*“had some parts transferred to a zip lock back”*
**Durability**9%
*“Dies fast”*
**Size-Overall**7%
*“it is huge”*
**Assembly/Installation**7%
*“hard to build”*
**Instructions/User Manual/Troubleshooting**6%
*“On top of that the instructions are absolutely horrible”*
**Quality-Overall**4%
*“I would recommend better quality control from the maker”*
**Strength**3%
*“it will fall apart if you're too rough with it”*
**Functionality-Overall**3%
*“Doesnt work”*
**Gifting Purpose**3%
*“Being given as a gift to a child this company should do better it wasnt cheap to buy the light feature doesnt work correctly”*
**Natural Resource Wastage**3%
*“waste of money and time”*
### **Top return reasons **
**Defective Material/Parts**21%
**Advertised Vs Actual Product**13%
**Assembly/Installation**9%
**Size-Overall**7%
**Material Quality**6%
**Value For Money**5%
**Quality-Overall**5%
**Handle Quality**4%
**Charging**4%
**Durability**3%
## **Common questions**
- **Is demon slayer sword profitable to sell on Amazon United States?**
- The niche generates $167K/yr across 38 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is -20.1%. Flapen's verdict: Skip it (47/100).
- **How competitive is the demon slayer sword niche?**
- 16 brands and 20 sellers compete. The top 5 products take 41% of clicks and top 5 brands hold 68% of demand.
- **What do buyers complain about in demon slayer sword?**
- Top complaints mined from reviews: Defective Material/Parts, Durability, Size-Overall. The return rate is 2.4%.
- **When does demand for demon slayer sword peak?**
- Demand peaks in Jul–Sep–Oct–Nov–Dec; the busiest month runs 3.7× the quietest.
- **What does it cost to enter the demon slayer sword niche?**
- Listings span $19.97–$151.76; the average listing price is $48.10 (sweet spot $15–$100). The average incumbent carries 1,496 reviews — the moat a new listing must climb.
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