cinnamoroll costume
Skip itA small market ($15K/yr) — this niche doesn't clear our bar today.
Avg price
Incredible$24.16avg listing price — sweet spot $15–$100
Review moat
Great275.45avg incumbent reviews — the moat a new listing must climb
Brand share
Great51%top-5 brand share — no brand owns this niche
Competition
Great32%top-5 click share — an open shelf
Price range
Great$6.25–$112.15cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Okay+9.0%90-day search growth — must beat 0% to launch
Returns
Bad6.6%return rate — above 5% kills the launch gate
Conversion
Bad0.4%search→purchase rate — share of searches ending in a sale
Market size
Bad$15K$15K/yr · 164K searches
According to Flapen's Amazon United States niche tracking, cinnamoroll costume is a $15K/yr Amazon United States market (164K searches/yr). The top 5 brands hold 51% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 47/100.
Data updated Jul 10, 2026 · scored weekly · How we score niches
cinnamoroll costume market data
- Units sold / yr
- 1K–2K
- avg 0–100/product
- Revenue / yr
- $30K–$36K
- units × avg price
- Conversion rate
- 0.4%
- Avg BSR
- #15,835
- Page quality
- 0%
- Prime
- 92%
- Sponsored
- 77%
- Out of stock
- 14.7%
- Avg brand age
- 31 months
- Avg seller age
- 173 days
Competition & brand share
Clicks spread well past the top 5 (32% combined) — an open shelf where new products get seen.Brands
33 rising
Sellers
49
Top-5 brand share
51%
Top 20: 88%
Top-5 click share
32%
Top 20: 67%
Open market
43%
- ATTRAYENT14%
- Qusuxi10%
- Hello Kitty10%
- CASASO10%
- Get Trend7%
- Potwjzvbe6%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +9.0% search growth over the last 90 days.Peak months: Sep, Oct · busiest ÷ quietest = 24.1×
Top cinnamoroll costume search terms
- cinnamoroll dress20K/yr
- cinnamoroll costume82K/yr
- cinnamoroll cosplay7K/yr
- cinnamon roll costume22K/yr
- cinnamoroll halloween costume6K/yr
- cinnamoroll costume kids7K/yr
- cinnamoroll costume for girls10K/yr
- cinnamon roll hello kitty costume4K/yr
- cinnamon roll costume hello kitty6K/yr
Top cinnamoroll costume 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Qusuxi Girls Lolita Princess Dress Kawaii Long Sleeve Chiffon Skirt Cute Girl Dress (Sky Blue)
Qusuxi$32.524.4★95 rev
Kawaii Sweater Anime Blue Plaid Cardigan Sweaters for Women Cosplay Costume V Neck Long Sleeve Womens Button Knitted Outerwear JK Uniform S
CASASO$34.474.5★231 rev
ATTRAYENT Girls Cute Dress Kids Lovely Dresses Party Outfit Birthday Gift Blue
ATTRAYENT$19.724.6★48 rev
Hello Kitty Little Girls 2-Piece Ruffle Tank Top and Elastic Waist Shorts Outfit Blue 6
Hello Kitty$21.885.0★8 rev
Potwjzvbe Girls Cartoon Dress Cute Ruffle Sleeve Casual Dresses Summer Party Birthday Outfits with Headband and Socks 5-6T Blue
Potwjzvbe$33.024.6★11 rev
Newest
by launch dateHello Kitty Little Girls 2-Piece Ruffle Tank Top and Elastic Waist Shorts Outfit Blue 6
Hello Kitty$21.888 rev
Hello Kitty Little Girls Sleeveless Romper With Skirt Overlay Blue Friends 7-8
Hello Kitty$24.032 rev
Cinnamoroll Sanrio Girls Swimsuit One Piece Teens Bathing Suit with Adjustable Straps Kawaii Swimwear Ages 514 (11-12 Years Pink Cinnamoroll)
Get Trend$14.3797 rev
Half and Half Long Blonde Blue Braid Anime Cute-Puppy Cosplay Wig with Bangs Kawaii Lolita Costume Wigs + Bow + Hairpins for Women Halloween Party
Half and Half$27.22335 rev
Potwjzvbe Girls Cartoon Dress Cute Ruffle Sleeve Casual Dresses Summer Party Birthday Outfits with Headband and Socks 5-6T Blue
Potwjzvbe$33.0211 rev
Trending
90-day click momentumHello Kitty Little Girls Sleeveless Romper With Skirt Overlay Blue Friends 7-8
Hello Kitty$24.035.0★
Hello Kitty Little Girls 2-Piece Ruffle Tank Top and Elastic Waist Shorts Outfit Blue 6
Hello Kitty$21.885.0★
Cinnamoroll Sanrio Girls Swimsuit One Piece Teens Bathing Suit with Adjustable Straps Kawaii Swimwear Ages 514 (11-12 Years Pink Cinnamoroll)
Get Trend$14.373.8★
CuteCosplay Unisex Kids Onesie Animal Cosplay One-Piece Pajamas Christmas Halloween Costumes Blue
CuteCosplay$25.804.5★
ATTRAYENT Girls Cute Dress Kids Lovely Dresses Party Outfit Birthday Gift Pink
ATTRAYENT$19.934.6★
What buyers say about cinnamoroll costume
What buyers praise and complain about, mined from review topics.What buyers love
“Fits great”
“its well made”
“Easy to clean and soft”
“Cutee just like the picture”
“Its very comfortable”
“Beautifully designed”
“This was a hidden gem tuck in present”
“Super cute adjustable”
“a great price for the value”
“Great wig”
What buyers complain about
“the size runs big”
“Looks and feel cheap”
“doesnt look like the picture”
“The shoulders are too narrow”
“left a huge hole in the swimsuit”
“See through”
“Inaccurate Before Styling Image”
“Fabric material very poor quality”
“its not worth 33 bucks”
“Dirty”
Top return reasons
Common questions
- Is cinnamoroll costume profitable to sell on Amazon United States?
- The niche generates $15K/yr across 53 tracked products. 0 of 10 products launched in the last 360 days are still selling. 90-day search growth is +9.0%. Flapen's verdict: Skip it (47/100).
- How competitive is the cinnamoroll costume niche?
- 33 brands and 49 sellers compete. The top 5 products take 32% of clicks and top 5 brands hold 51% of demand.
- What do buyers complain about in cinnamoroll costume?
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Advertised Vs Actual Product. The return rate is 6.6% — above our launch gate.
- When does demand for cinnamoroll costume peak?
- Demand peaks in Sep–Oct; the busiest month runs 24.1× the quietest.
- What does it cost to enter the cinnamoroll costume niche?
- Listings span $6.25–$112.15; the average listing price is $24.16 (sweet spot $15–$100). The average incumbent carries 275 reviews — the moat a new listing must climb.