Kpop Costume
Worth a lookShows a sweet-spot price point ($33.70 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Avg price
Incredible$33.70avg listing price — sweet spot $15–$100
Market size
Great$1.5M$1.5M/yr · 10.9M searches
Review moat
Great292.62avg incumbent reviews — the moat a new listing must climb
Price range
Great$6.87–$74.78cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Brand share
Good63%top-5 brand share — brands hold most of the demand
Competition
Good45%top-5 click share — leaders hold, buyers still browse
Returns
Good3.0%return rate — above 5% kills the launch gate
Growth
Bad-34.5%90-day search growth — must beat 0% to launch
Conversion
Bad0.4%search→purchase rate — share of searches ending in a sale
Is kpop costume profitable on Amazon?
According to Flapen's Amazon United States niche tracking, kpop costume is a $1.5M/yr Amazon United States market (10.9M searches/yr). The top 5 brands hold 63% of demand. Verdict: Worth a look — 58/100.
Data updated Jul 10, 2026 · scored weekly · How we score niches
kpop costume market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 40K–50K
- avg 250–500/product
- Revenue / yr
- $1.3M–$1.7M
- units × avg price
- Conversion rate
- 0.4%
- Avg BSR
- #2,001
- Page quality
- 0%
- Prime
- 92%
- Sponsored
- 76%
- Out of stock
- 30.8%
- Avg brand age
- 15 months
- Avg seller age
- 162 days
Competition: brands, sellers & click share
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%
Top 20: 99%
Top-5 click share
45%
Top 20: 82%
Open market
32%
- KPop Demon Hunters28%
- Lgandpg16%
- Komar Kids8%
- Get Trend6%
- KSISUSH5%
- Vagilelf5%
kpop costume demand & seasonality
Weekly Amazon search volume, last 45 weeks — -34.5% search growth over the last 90 days.Top kpop costume search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- kpop demon hunters costume5.7M/yr
- k pop demon hunters costume1.9M/yr
- kpop demon hunters costume kids566K/yr
- demon hunters costume105K/yr
- kpop costume272K/yr
- k-pop demon hunters costume197K/yr
- kpop demon hunter costume539K/yr
- k pop demon hunters costume kids305K/yr
- demon hunter costume175K/yr
- kpop demon hunters costume adult171K/yr
Top kpop costume products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
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$28.524.5★1,001 rev
Lgandpg Kids Costume for Girls Pop Singers Fancy Dress Halloween Outfits Include T-Shirt Pants Blue
Lgandpg$41.874.2★128 rev
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$26.824.5★1,001 rev
Kpop Demon Hunter Kids Onesie Pajamas - Boys Girls Long Zip Up Hooded Blanket Sleeper One Piece Costume - Official License
Komar Kids$30.564.8★71 rev
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$6.874.6★466 rev
Newest
by launch date
M.Zibos Girls Costume Set for Mira Kpop Black Gold Stage Outfit Set Performance Crops-110
M.Zibos$27.5615 rev
W.Sealet Girls Swimsuits Two Piece Kpop Tankini Sets Bathing Suit Costume Swimwear-Gold 140
W.Sealet$24.917 rev
Kpop Demon Hunter Kids Onesie Pajamas - Boys Girls Long Zip Up Hooded Blanket Sleeper One Piece Costume - Official License
Komar Kids$30.5671 rev
Kpop Demon Hunter Kids Onesie Pajamas - Boys Girls Long Zip Up Hooded Blanket Sleeper One Piece Costume - Official License
Komar Kids$32.3971 rev
Get Trend KPop Demon Hunters Girls Pajamas Officially Licensed 3-Piece Huntrix PJs Set with Pants & Shorts Satin Nightwear (5-6 Years Black AOP)
Get Trend$34.8284 rev
Trending
90-day click momentumM.Zibos Girls Costume Set for Mira Kpop Black Gold Stage Outfit Set Performance Crops-110
M.Zibos$27.563.6★
W.Sealet Girls Swimsuits Two Piece Kpop Tankini Sets Bathing Suit Costume Swimwear-Gold 140
W.Sealet$24.913.8★
Get Trend KPop Demon Hunters Girls Pajamas Officially Licensed 3-Piece Huntrix PJs Set with Pants & Shorts Satin Nightwear (5-6 Years Black AOP)
Get Trend$34.824.4★
Disguise K-Pop Demon Hunters Mira Costume Official Halloween Jumpsuit Skirt and Necklace Outfit Kids Size (10-12)
Disguise$38.185.0★
Naeviwth Girls Singer Costume for Kids Fancy Outfit Halloween Set 3PCS Black
Naeviwth$46.243.4★
What reviews say buyers love and hate about kpop costume
What buyers praise and complain about, mined from review topics.What buyers love
“Fits good”
“Good quality”
“Its durable for sure”
“Easy to use”
“Very comfortable”
“As expected”
“The color was very bright”
“Super soft”
“styled nicely which saves us from buying one separately”
“I liked that the material feels comfortable and not cheap, and the details look really nice in person”
What buyers complain about
“Too small”
“Horrible quality control”
“Awful print job”
“Shorts faded”
“Not worth the price you pay”
“Hard to Remove”
“broke very easily”
“the material is a little cheap and itchy”
“Misleading”
“so thin for the price the material could have been a lot better”
Top return reasons
Common kpop costume questions
- Is kpop costume profitable to sell on Amazon United States?
- The niche generates $1.5M/yr across 37 tracked products. 23 of 35 products launched in the last 360 days are still selling. 90-day search growth is -34.5%. Flapen's verdict: Worth a look (58/100).
- How competitive is the kpop costume niche?
- 21 brands and 26 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 63% of demand.
- What do buyers complain about in kpop costume?
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Print Quality. The return rate is 3.0%.
- What does it cost to enter the kpop costume niche?
- Listings span $6.87–$74.78; the average listing price is $33.70 (sweet spot $15–$100). The average incumbent carries 293 reviews — the moat a new listing must climb.