---
title: "Cinnamoroll Birthday Decorations — $210K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/cinnamoroll-birthday-decorations"
last_updated: "2026-08-10T04:19:15.406Z"
locale: en
meta:
description: "Niche score 52/100 · $210K/yr market · 372K searches/yr · $14.67 avg price. Strong incumbent ratings (4.6★) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 52/100 · $210K/yr market · 372K searches/yr · $14.67 avg price. Strong incumbent ratings (4.6★) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Cinnamoroll Birthday Decorations — $210K/yr Amazon US Niche (2026) - Flapen"
---
# **cinnamoroll birthday decorations**
**Worth a look**
Shows a thin review moat (193 avg reviews), but strong incumbent ratings (4.6★) keeps it on the watch list.
Market size 41Growth 25Conversion 48Competition 75Returns 64Price range 60Avg price 72Brand share 61Review moat 90Quality gap 23
**Review moat**
**Great****192.61**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Great****40%**
top-5 click share — an open shelf
**Avg price**
**Good****$14.67**
avg listing price — sweet spot $15–$100
**Returns**
**Good****2.4%**
return rate — above 5% kills the launch gate
**Brand share**
**Good****69%**
top-5 brand share — brands hold most of the demand
**Price range**
**Good****$5.50–$29.00**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Okay****3.9%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****$210K**
$210K/yr · 372K searches
**Growth**
**Bad****-0.6%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, cinnamoroll birthday decorations is a $210K/yr Amazon United States market (372K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Sep. Verdict: Worth a look — 52/100.
Data updated Jul 23, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **cinnamoroll birthday decorations market data**
- **Units sold / yr**
- **13K–15K**
- avg 100–250/product
- **Revenue / yr**
- **$183K–$220K**
- units × avg price
- **Conversion rate**
- **3.9%**
- **Avg BSR**
- **#3,932**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **83%**
- **Out of stock**
- **15.8%**
- **Avg brand age**
- **27 months**
- **Avg seller age**
- **157 days**
## **Competition & brand share**
Clicks spread well past the top 5 (40% combined) — an open shelf where new products get seen.
**Brands**
**22 **▲rising
**Sellers**
**27**
**Top-5 brand share**
**69%**
Top 20: 99%
**Top-5 click share**
**40%**
Top 20: 82%
**Open market**
**28%**
- MLEDUY27% - WOOACME20% - AVONO13% - Zailo4% - Dalieiui4% - DIOSN3%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -0.6% search growth over the last 90 days.
20K15KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep · busiest ÷ quietest = 2.2×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/cinnamoroll-birthday-decorations/trend)
## **Top cinnamoroll birthday decorations search terms**
- **cinnamoroll birthday decorations**151K/yr-0.6%2.8% conv. - **cinnamon roll birthday decorations**35K/yr-2.8%2.3% conv. - **cinnamoroll birthday**29K/yr-6.0%1.9% conv. - **cinnamoroll party decorations**25K/yr+11.1%2.5% conv. - **cinnamoroll balloons**24K/yr-12.0%1.5% conv. - **cinnamon roll party decorations**16K/yr+1.9%2.5% conv. - **cinamon roll party decorations**16K/yr+0.9%2.2% conv. - **cinnamoroll balloon**11K/yr+13.2%1.1% conv. - **cinnamoroll party**12K/yr-7.5%2.0% conv. - **cinnamon roll hello kitty birthday decorations**8K/yr-17.9%2.9% conv. [**All search terms **](https://flapen.com/research/us/home-kitchen/cinnamoroll-birthday-decorations/search-terms)
## **Top cinnamoroll birthday decorations 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%3%$6K6%$13K9%$19K12%$25K1101001K 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**123 PCS Birthday Party Decorations - Happy Birthday Banner Balloons Tablecloth Paper Tableware Backdrop Hanging Swirl for Adult Party Supplies**MLEDUY**$23.71**4.7★85 rev](https://www.amazon.com/dp/B0FHH3ZXJX) [2**202 PCS Cute Birthday Party Supplies - Theme Balloon Arch Kit Banner Balloons Backdrop Tablecloth Paper Tableware for Adult Theme Party Decorations**MLEDUY**$20.37**4.7★17 rev](https://www.amazon.com/dp/B0GFMQG9ZT) [3**Birthday Party Decorations Cute Party Supplies Include Banner latex Balloons Hanging Swirls Foil Balloon Cake Cupcake Toppers Tablecloth for Theme Party**WOOACME**$17.66**4.6★96 rev](https://www.amazon.com/dp/B0CFH68PJV) [4**Cinnamoroll Birthday Decorations 101PCS Party Supplies Set Include Banner Balloons Stickers Hanging Swirls Cake Cupcake Toppers Tablecloth for Kids Cinnamoroll Theme Party**AVONO**$20.79**4.8★50 rev](https://www.amazon.com/dp/B0GJRBH26Q) [5**Cute Dog Theme Party Decorations Kit - Banner Cake Topper Cupcake Toppers Hanging Swirls Balloons Tablecloth Backdrop Tableware - Complete Kids Birthday Party Supplies**MLEDUY**$17.17**4.8★19 rev](https://www.amazon.com/dp/B0FH9VM8Y9)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Cute Dog 2nd Birthday Party Decorations Set Banner Balloons Backdrop Tablecloth Cake & Cupcake Toppers Headband & Door Sign Puppy Theme Party Supplies for 2nd Birthday Celebration**Dalieiui**$19.83**1 rev3mo ago](https://www.amazon.com/dp/B0GXZPQC3S) [**49 Psc For Cinnamoroll Birthday Decorations Party Supplies Set Include Banner Backdrop Balloons Hanging Swirls Cake Cupcake Toppers Tablecloth for Kids Cinnamoroll Theme Party**DIOSN**$15.84**16 rev4mo ago](https://www.amazon.com/dp/B0GS9D47DR) [**Cinnamoroll Birthday Decorations Party Supplies Set Include Banner Balloons Hanging Swirls Cake Cupcake Toppers Tablecloth for Kids Cinnamoroll Theme Party**AVONO**$17.00**7 rev5mo ago](https://www.amazon.com/dp/B0GKY8GR9W) [**Cinnamoroll Birthday Decorations 101PCS Party Supplies Set Include Banner Balloons Stickers Hanging Swirls Cake Cupcake Toppers Tablecloth for Kids Cinnamoroll Theme Party**AVONO**$20.79**50 rev5mo ago](https://www.amazon.com/dp/B0GJRBH26Q) [**Cinnamoroll Birthday Decorations 20 Plates 20 Napkins and 1 Tablecover for Boys Girls Party Supplies**AVONO**$16.04**4 rev6mo ago](https://www.amazon.com/dp/B0GFNBCXDH)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Cute Dog 2nd Birthday Party Decorations Set Banner Balloons Backdrop Tablecloth Cake & Cupcake Toppers Headband & Door Sign Puppy Theme Party Supplies for 2nd Birthday Celebration**Dalieiui**$19.83**5.0★**▲ 209%**](https://www.amazon.com/dp/B0GXZPQC3S) [**Zailo Blue Gold Dog Birthday Candle with Two-Tone Sequin BaseSparkling Cake Decor for Girls Cute PartiesSafe Eco Material Decoration for Marine Birthday & AnniversaryCupcake Topper Gift (8)**Zailo**$5.88**4.7★**▲ 190%**](https://www.amazon.com/dp/B0FJM5GCJX) [**HANISNA 49 Psc For Cinnamoroll Birthday Decorations Party Supplies Set Include Banner Backdrop Balloons Hanging Swirls Cake Cupcake Toppers Tablecloth for Kids Cinnamoroll Theme Party**HANISNA**$19.97**4.6★**▲ 184%**](https://www.amazon.com/dp/B0GK729PG3) [**202 PCS Cute Birthday Party Supplies - Theme Balloon Arch Kit Banner Balloons Backdrop Tablecloth Paper Tableware for Adult Theme Party Decorations**MLEDUY**$20.37**4.7★**▲ 178%**](https://www.amazon.com/dp/B0GFMQG9ZT) [**49 Psc For Cinnamoroll Birthday Decorations Party Supplies Set Include Banner Backdrop Balloons Hanging Swirls Cake Cupcake Toppers Tablecloth for Kids Cinnamoroll Theme Party**DIOSN**$15.84**4.4★**▲ 82%**](https://www.amazon.com/dp/B0GS9D47DR)
**~~View all trending →~~**
## **What buyers say about cinnamoroll birthday decorations**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**21%
*“The quality is fair in my opinion”*
**Value For Money**17%
*“Good Price”*
**Advertised Vs Actual Product**11%
*“It does what it needs to do”*
**Fun/Entertainment Experience**6%
*“This kids loved this little game they had fun with it”*
**Design-Overall**6%
*“Good variety and design”*
**Adhesion/Stickiness**5%
*“The sticky part to hold them up held so well”*
**Color**5%
*“The quality is nice with good colors”*
**Ease Of Use**4%
*“Easy to use”*
**Durability**3%
*“its lightweight yet durable”*
**Brightness/Shine/Glow**2%
*“Shimmery”*
### **What buyers complain about **
**Size-Overall**18%
*“2 balloon s a pretty big”*
**Durability**11%
*“Not durable at all”*
**Thickness**7%
*“The cardstock cake topper isn't thick”*
**Adhesion/Stickiness**7%
*“Doesnt Stick & Thin”*
**Quality-Overall**5%
*“Cheap”*
**Strength**5%
*“Very fragile and break easily”*
**Design-Overall**3%
*“Design looks faded and cheap”*
**Product Condition**3%
*“These were shoved in a bag and already used”*
**Ease Of Cleaning**3%
*“Leaves Hard to Clean Residue”*
**Assembly/Installation**3%
*“Setup took a little time”*
### **Top return reasons **
**Size-Overall**20%
**Color**20%
**Value For Money**17%
**Advertised Vs Actual Product**9%
**Adhesion/Stickiness**5%
**Quality-Overall**4%
**Defective Material/Parts**4%
**Product Condition**3%
**Functionality-Overall**2%
**Material Quality**2%
## **Common questions**
- **Is cinnamoroll birthday decorations profitable to sell on Amazon United States?**
- The niche generates $210K/yr across 41 tracked products. 4 of 17 products launched in the last 360 days are still selling. 90-day search growth is -0.6%. Flapen's verdict: Worth a look (52/100).
- **How competitive is the cinnamoroll birthday decorations niche?**
- 22 brands and 27 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in cinnamoroll birthday decorations?**
- Top complaints mined from reviews: Size-Overall, Durability, Thickness. The return rate is 2.4%.
- **When does demand for cinnamoroll birthday decorations peak?**
- Demand peaks in Sep; the busiest month runs 2.2× the quietest.
- **What does it cost to enter the cinnamoroll birthday decorations niche?**
- Listings span $5.50–$29.00; the average listing price is $14.67 (sweet spot $15–$100). The average incumbent carries 193 reviews — the moat a new listing must climb.
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