---
title: "kpop costume — Niche Verdict: Worth a look (58/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/kpop-costume"
last_updated: "2026-07-13T21:09:09.707Z"
locale: en
meta:
  description: "kpop costume shows a sweet-spot price point ($33.70 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list."
  "og:description": "kpop costume shows a sweet-spot price point ($33.70 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list."
  "og:title": "kpop costume — Niche Verdict: Worth a look (58/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **kpop costume**

**Worth a look**

Shows a sweet-spot price point ($33.70 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 86Growth 8Conversion 5Competition 67Returns 51Price range 85Avg price 95Brand share 70Review moat 85Quality gap 76

**Avg price**

**Incredible****$33.70**

avg listing price — sweet spot $15–$100

**Market size**

**Great****$1.5M**

$1.5M/yr · 10.9M searches

**Review moat**

**Great****292.62**

avg incumbent reviews — the moat a new listing must climb

**Price range**

**Great****$6.87–$74.78**

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

**Quality gap**

**Great****4.3★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Good****63%**

top-5 brand share — brands hold most of the demand

**Competition**

**Good****45%**

top-5 click share — leaders hold, buyers still browse

**Returns**

**Good****3.0%**

return rate — above 6% kills the launch gate

**Growth**

**Bad****-34.5%**

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

**Conversion**

**Bad****0.4%**

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

## **Competition**

The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**21 **▲rising

**Sellers**

**26**

**Top-5 brand share**

**63%**

**Open market**

**32%**

- KPop Demon Hunters28% - Lgandpg16% - Komar Kids8% - Get Trend6% - KSISUSH5% - Vagilelf5%

## **Product shelf**

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

0%4%$60K8%$121K12%$181K16%$242K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 37 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![KPop Demon Hunters Officially Licensed 2-Pc Pajamas Set Girls 514 Yrs Soft PJs Lounge Set T Shirt Shorts Gifts for Girls (7-8 Years Black Huntrix)](https://m.media-amazon.com/images/I/41R0eDnzLfL.jpg)**KPop Demon Hunters Officially Licensed 2-Pc Pajamas Set Girls 514 Yrs Soft PJs Lounge Set T Shirt Shorts Gifts for Girls (7-8 Years Black Huntrix)**KPop Demon Hunters**$28.52**4.5★1,001 rev](https://www.amazon.com/dp/B0FWCZ3HPT) [2![Lgandpg Kids Costume for Girls Pop Singers Fancy Dress Halloween Outfits Include T-Shirt Pants Blue](https://m.media-amazon.com/images/I/315AAkG3SYL.jpg)**Lgandpg Kids Costume for Girls Pop Singers Fancy Dress Halloween Outfits Include T-Shirt Pants Blue**Lgandpg**$41.87**4.2★128 rev](https://www.amazon.com/dp/B0FNRGVHYN) [3![KPop Demon Hunters Officially Licensed 2-Pc Pajamas Set Girls 514 Yrs Soft PJs Lounge Set T Shirt Shorts Gifts for Girls (9-10 Years Black Huntrix)](https://m.media-amazon.com/images/I/41R0eDnzLfL.jpg)**KPop Demon Hunters Officially Licensed 2-Pc Pajamas Set Girls 514 Yrs Soft PJs Lounge Set T Shirt Shorts Gifts for Girls (9-10 Years Black Huntrix)**KPop Demon Hunters**$26.82**4.5★1,001 rev](https://www.amazon.com/dp/B0FWD1X5QJ) [4![Kpop Demon Hunter Kids Onesie Pajamas - Boys Girls Long Zip Up Hooded Blanket Sleeper One Piece Costume - Official License](https://m.media-amazon.com/images/I/41xSompfFfL.jpg)**Kpop Demon Hunter Kids Onesie Pajamas - Boys Girls Long Zip Up Hooded Blanket Sleeper One Piece Costume - Official License**Komar Kids**$30.56**4.8★71 rev](https://www.amazon.com/dp/B0GNTGY7Y4) [5![Vagilelf 50 Pieces K-Style Demon Mark Tattoos for Theme Party Decorations 2 Sheets Dark Concept Makeup Stickers Mystic Hunter Symbols for Anime Cosplay K-Pop Stage Look Party Accessories](https://m.media-amazon.com/images/I/41mjEGTu3+L.jpg)**Vagilelf 50 Pieces K-Style Demon Mark Tattoos for Theme Party Decorations 2 Sheets Dark Concept Makeup Stickers Mystic Hunter Symbols for Anime Cosplay K-Pop Stage Look Party Accessories**Vagilelf**$6.87**4.6★466 rev](https://www.amazon.com/dp/B0FVYGZ255)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![LEIBUSSKII Girls Halloween Costume Pop Idol Cosplay CostumeBlack and Yellow Polyester Top and Pants Set for 3-12 Years (Black 7-8 Years)](https://m.media-amazon.com/images/I/31hJLilEAcL.jpg)**LEIBUSSKII Girls Halloween Costume Pop Idol Cosplay CostumeBlack and Yellow Polyester Top and Pants Set for 3-12 Years (Black 7-8 Years)**LEIBUSSKII**$39.55**19 rev2mo ago](https://www.amazon.com/dp/B0GYJBCV2J) [![LEIBUSSKII Girls Halloween Costume Pop Idol Cosplay CostumeBlack and Yellow Polyester Top and Pants Set for 3-12 Years (Orange 7-8 Years)](https://m.media-amazon.com/images/I/51j9c4mGBRL.jpg)**LEIBUSSKII Girls Halloween Costume Pop Idol Cosplay CostumeBlack and Yellow Polyester Top and Pants Set for 3-12 Years (Orange 7-8 Years)**LEIBUSSKII**$41.36**19 rev2mo ago](https://www.amazon.com/dp/B0GYJ2KHVR) [![M.Zibos Girls Costume Set for Mira Kpop Black Gold Stage Outfit Set Performance Crops-110](https://m.media-amazon.com/images/I/41NCJCdQW9L.jpg)**M.Zibos Girls Costume Set for Mira Kpop Black Gold Stage Outfit Set Performance Crops-110**M.Zibos**$27.56**15 rev3mo ago](https://www.amazon.com/dp/B0GWHX43F7) [![M.Zibos Girls Costume Set for Mira Kpop Black Gold Stage Outfit Set Performance Crops-120](https://m.media-amazon.com/images/I/41NCJCdQW9L.jpg)**M.Zibos Girls Costume Set for Mira Kpop Black Gold Stage Outfit Set Performance Crops-120**M.Zibos**$27.45**15 rev3mo ago](https://www.amazon.com/dp/B0GWJ268Z4) [![W.Sealet Girls Swimsuits Two Piece Kpop Tankini Sets Bathing Suit Costume Swimwear-Gold 140](https://m.media-amazon.com/images/I/41i8G1aBPQL.jpg)**W.Sealet Girls Swimsuits Two Piece Kpop Tankini Sets Bathing Suit Costume Swimwear-Gold 140**W.Sealet**$24.91**7 rev3mo ago](https://www.amazon.com/dp/B0GVN7TSCJ)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Lgandpg Kids Costume for Girls Pop Singers Fancy Dress Halloween Outfits Include T-Shirt Pants Blue](https://m.media-amazon.com/images/I/315AAkG3SYL.jpg)**Lgandpg Kids Costume for Girls Pop Singers Fancy Dress Halloween Outfits Include T-Shirt Pants Blue**Lgandpg**$41.27**4.2★**▲ 112%**](https://www.amazon.com/dp/B0FNRFLFZ2) [![M.Zibos Girls Costume Set for Mira Kpop Black Gold Stage Outfit Set Performance Crops-110](https://m.media-amazon.com/images/I/41NCJCdQW9L.jpg)**M.Zibos Girls Costume Set for Mira Kpop Black Gold Stage Outfit Set Performance Crops-110**M.Zibos**$27.56**3.6★**▲ 112%**](https://www.amazon.com/dp/B0GWHX43F7) [![LEIBUSSKII Girls Halloween Costume Pop Idol Cosplay CostumeBlack and Yellow Polyester Top and Pants Set for 3-12 Years (Orange 7-8 Years)](https://m.media-amazon.com/images/I/51j9c4mGBRL.jpg)**LEIBUSSKII Girls Halloween Costume Pop Idol Cosplay CostumeBlack and Yellow Polyester Top and Pants Set for 3-12 Years (Orange 7-8 Years)**LEIBUSSKII**$41.36**4.4★**▲ 112%**](https://www.amazon.com/dp/B0GYJ2KHVR) [![W.Sealet Girls Swimsuits Two Piece Kpop Tankini Sets Bathing Suit Costume Swimwear-Gold 140](https://m.media-amazon.com/images/I/41i8G1aBPQL.jpg)**W.Sealet Girls Swimsuits Two Piece Kpop Tankini Sets Bathing Suit Costume Swimwear-Gold 140**W.Sealet**$24.91**3.8★**▲ 111%**](https://www.amazon.com/dp/B0GVN7TSCJ) [![KSISUSH Girls Cosplay Costume 3-13 Years Kids Lining Jacket Shorts 3PCS Uniform Outfits with Wig (11-12)](https://m.media-amazon.com/images/I/41JRzPTcCJL.jpg)**KSISUSH Girls Cosplay Costume 3-13 Years Kids Lining Jacket Shorts 3PCS Uniform Outfits with Wig (11-12)**KSISUSH**$43.09**4.3★**▲ 111%**](https://www.amazon.com/dp/B0GG57STWY)

**~~View all trending →~~**

## **Demand**

Weekly Amazon search volume, last 45 weeks — -34.5% search growth over the last 90 days.

1.3M750KSpike '25Aug '25Oct '25Dec '25Jan '26Mar '26May '26

## **Reviews**

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

### **What buyers love **

**Size-Overall**19%

*“Fits good”*

**Quality-Overall**17%

*“Good quality”*

**Durability**6%

*“Its durable for sure”*

**Ease Of Use**6%

*“Easy to use”*

**Comfort-Overall**4%

*“Very comfortable”*

**Advertised Vs Actual Product**4%

*“As expected”*

**Color**4%

*“The color was very bright”*

**Soft Feel**4%

*“Super soft”*

**Design-Overall**3%

*“styled nicely which saves us from buying one separately”*

**Material Quality**3%

*“I liked that the material feels comfortable and not cheap, and the details look really nice in person”*

### **What buyers complain about **

**Size-Overall**16%

*“Too small”*

**Quality-Overall**11%

*“Horrible quality control”*

**Print Quality**8%

*“Awful print job”*

**Color**7%

*“Shorts faded”*

**Value For Money**5%

*“Not worth the price you pay”*

**Ease Of Use**5%

*“Hard to Remove”*

**Durability**3%

*“broke very easily”*

**Material Quality**3%

*“the material is a little cheap and itchy”*

**Advertised Vs Actual Product**2%

*“Misleading”*

**Thickness**2%

*“so thin for the price the material could have been a lot better”*

### **Top return reasons **

**Size-Overall**56%

**Advertised Vs Actual Product**7%

**Material Quality**5%

**Length**4%

**Quality-Overall**4%

**Color**3%

**Value For Money**2%

**Print Quality**2%

**Defective Material/Parts**1%

**Sleeve Fit**1%