---
title: "Kuromi Pajamas — $6K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/kuromi-pajamas"
last_updated: "2026-08-12T18:45:56.167Z"
locale: en
meta:
description: "Amazon product research for kuromi pajamas: $6K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for kuromi pajamas: $6K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Kuromi Pajamas — $6K/mo Amazon US Product Research (2026)"
---
# **Kuromi Pajamas**
**Skip it**
Soft demand (-32.1% this quarter) — this niche doesn't clear our bar today.
Market size 19Growth 9Conversion 12Competition 93Returns 56Price range 93Avg price 95Brand share 41Review moat 73Quality gap 25
**Avg price**
**Incredible****$25.98**
avg listing price — sweet spot $15–$100
**Competition**
**Great****22%**
top-5 click share — an open shelf
**Price range**
**Great****$12.92–$96.65**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****589.93**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Good****2.8%**
return rate — above 5% kills the launch gate
**Brand share**
**Okay****80%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$77K**
$77K/yr · 307K searches
**Conversion**
**Bad****1.0%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-32.1%**
90-day search growth — must beat 0% to launch
## **Is kuromi pajamas profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, kuromi pajamas is a $77K/yr Amazon United States market (307K searches/yr). The top 5 brands hold 80% of demand. Demand peaks in Dec. Verdict: Skip it — 45/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **kuromi pajamas market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **5K–6K**
- avg 0–100/product
- **Revenue / yr**
- **$130K–$156K**
- units × avg price
- **Conversion rate**
- **1.0%**
- **Avg BSR**
- **#9,880**
- **Page quality**
- **0%**
- **Prime**
- **86%**
- **Sponsored**
- **81%**
- **Out of stock**
- **7.4%**
- **Avg brand age**
- **31 months**
- **Avg seller age**
- **155 days**
## **Competition: brands, sellers & click share**
Clicks spread well past the top 5 (22% combined) — an open shelf where new products get seen.
**Brands**
**21 **▲rising
**Sellers**
**49**
**Top-5 brand share**
**80%**
Top 20: 100%
**Top-5 click share**
**22%**
Top 20: 53%
**Open market**
**16%**
- Get Trend24% - Bioworld22% - Hello Kitty18% - Northwest12% - WANHONGYUE6% - Franco4% - Open — no brand owns it (15 brands, 16%)
## **kuromi pajamas demand & seasonality**
Weekly Amazon search volume, last 82 weeks — -32.1% search growth over the last 90 days.
25K15KSpike '25Holiday '25 seasonJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Dec · busiest ÷ quietest = 8.7×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/kuromi-pajamas/trend)
## **Top kuromi pajamas search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **kuromi blanket**146K/yr-36.7%2.0% conv. - **kuromi pajamas**63K/yr-27.3%0.4% conv. - **kuromi pjs**19K/yr-27.9%0.4% conv. - **kuromi pajama pants**11K/yr-13.5%0.3% conv. - **kuromi pajamas for girls**11K/yr-45.2%0.6% conv. - **kuromi throw blanket**9K/yr-19.2%2.3% conv. - **kuromi pajamas women**8K/yr-20.6%0.7% conv. - **kuromi pants**7K/yr-34.3%0.1% conv. - **kuromi pj pants**6K/yr-23.1%0.1% conv. - **kuromi pjs for girls**6K/yr-22.1%0.7% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/kuromi-pajamas/search-terms)
## **Top kuromi pajamas 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.
0%2%$2K4%$3K6%$5K8%$6K101001K 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**Kuromi & Friends Soft Silky Fleece Throw 40x50 Kids Blanket Neon Kuromi**Northwest**$16.62**4.3★344 rev](https://www.amazon.com/dp/B0DFRHR8XZ) [2**Get Trend Kuromi Sanrio Girls Pajama Set 2 Piece Button Down Shirt & Pj Shorts Soft Summer Nightwear Loungewear Gifts (9-10 Years Purple Kuromi)**Get Trend**$21.96**4.7★58 rev](https://www.amazon.com/dp/B0FW56ZGTD) [3**Kuromi Plush Womens Pajama Pant-XL**Bioworld**$22.48**4.4★105 rev](https://www.amazon.com/dp/B0CM9HFNRV) [4**Get Trend Hello Kitty Sanrio Waffle Blanket for Girls Teens Women 51 x 59 in Kuromi Throw Blanket Throw for Bed Room Decor Kawaii Gifts for Her (Grey Kuromi)**Get Trend**$32.12**4.6★210 rev](https://www.amazon.com/dp/B0FH5JB1WL) [5**Get Trend Kuromi Sanrio Womens Pajama Sets 2 Piece Button Up Shirt & PJ Shorts Teens Soft Kawaii Lounge Sets Gifts (2XL Purple Kuromi)**Get Trend**$22.97**4.6★64 rev](https://www.amazon.com/dp/B0FVYYRQP3)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Get Trend Kuromi Sanrio Girls Pajama Set 2 Piece Button Down Shirt & Pj Shorts Soft Summer Nightwear Loungewear Gifts (9-10 Years Purple Kuromi)**Get Trend**$21.96**58 rev6mo ago](https://www.amazon.com/dp/B0FW56ZGTD) [**Get Trend Kuromi Sanrio Womens Pajama Sets 2 Piece Button Up Shirt & PJ Shorts Teens Soft Kawaii Lounge Sets Gifts (2XL Purple Kuromi)**Get Trend**$22.97**64 rev6mo ago](https://www.amazon.com/dp/B0FVYYRQP3) [**Get Trend Kuromi Sanrio Womens Pajama Sets 2 Piece Button Up Shirt & PJ Shorts Teens Soft Kawaii Lounge Sets Gifts (XL Purple Kuromi)**Get Trend**$22.82**64 rev6mo ago](https://www.amazon.com/dp/B0FVZ69TK5) [**Get Trend Kuromi Sanrio Womens Pajama Sets 2 Piece Button Up Shirt & PJ Shorts Teens Soft Kawaii Lounge Sets Gifts (S Purple Kuromi)**Get Trend**$22.94**64 rev6mo ago](https://www.amazon.com/dp/B0FVZ8BZVF) [**Get Trend Kuromi Sanrio Womens Pajama Sets 2 Piece Button Up Shirt & PJ Shorts Teens Soft Kawaii Lounge Sets Gifts (L Purple Kuromi)**Get Trend**$22.58**64 rev6mo ago](https://www.amazon.com/dp/B0FVYLFLG3)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Get Trend Kuromi Sanrio Womens Pajama Sets 2 Piece Button Up Shirt & PJ Shorts Teens Soft Kawaii Lounge Sets Gifts (XL Purple Kuromi)**Get Trend**$22.82**4.6★**▲ 249%**](https://www.amazon.com/dp/B0FVZ69TK5) [**Get Trend Kuromi Sanrio Womens Pajama Sets 2 Piece Button Up Shirt & PJ Shorts Teens Soft Kawaii Lounge Sets Gifts (2XL Purple Kuromi)**Get Trend**$22.97**4.6★**▲ 248%**](https://www.amazon.com/dp/B0FVYYRQP3) [**Cartoon Supey Soft and Warm Blanket Specially Designed for Children.It Measures 55 inches by 40 inches.It is Suitable for Placing on Sofas and Chairs and can be Used in The Living Room (Kuro)**DIOSN**$18.04**4.6★**▲ 248%**](https://www.amazon.com/dp/B0GTSY9NC7) [**Get Trend Kuromi Sanrio Girls Pajama Set 2 Piece Button Down Shirt & Pj Shorts Soft Summer Nightwear Loungewear Gifts (11-12 Years Purple Kuromi)**Get Trend**$21.22**4.7★**▲ 247%**](https://www.amazon.com/dp/B0FW55S53L) [**Get Trend Kuromi Sanrio Womens Pajama Sets 2 Piece Button Up Shirt & PJ Shorts Teens Soft Kawaii Lounge Sets Gifts (M Purple Kuromi)**Get Trend**$23.10**4.6★**▲ 247%**](https://www.amazon.com/dp/B0FVYQ7VVQ)
**~~View all trending →~~**
## **What reviews say buyers love and hate about kuromi pajamas**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Gifting Purpose**13%
*“Xmas gift”*
**Size-Overall**11%
*“they fit well”*
**Soft Feel**11%
*“Its very fluffy and soft”*
**Quality-Overall**10%
*“Great quality”*
**Comfort-Overall**9%
*“very comfy”*
**Advertised Vs Actual Product**8%
*“Exactly as advertised”*
**Warmth**5%
*“perfect for warmer nights”*
**Material Quality**4%
*“Nice made material”*
**Design-Overall**3%
*“the design is exactly as pictured”*
**Print Quality**3%
*“The print is super cute and fresh”*
### **What buyers complain about **
**Size-Overall**31%
*“Extremely small”*
**Thickness**16%
*“Thin and flimsy”*
**Material Quality**11%
*“the material is flimsy”*
**Thin**7%
*“Thin”*
**Value For Money**3%
*“Not worth it”*
**Hard Feel**3%
*“Very rough not soft in any kind of way as stated”*
**Warmth**3%
*“Cold”*
**Quality-Overall**2%
*“Price seems steep for the quality of the item”*
**Upholstery/Fabric Quality**1%
*“I'm not very happy with the quality of the fabric”*
**Advertised Vs Actual Product**1%
*“Product not as shown”*
### **Top return reasons **
**Size-Overall**60%
**Material Quality**7%
**Length**5%
**Feet Fit**5%
**Thin**4%
**Quality-Overall**3%
**Waist Fit**3%
**Advertised Vs Actual Product**2%
**Value For Money**1%
**Sleeve Fit**1%
## **Common kuromi pajamas questions**
- **Is kuromi pajamas profitable to sell on Amazon United States?**
- The niche generates $77K/yr across 80 tracked products. 1 of 23 products launched in the last 360 days are still selling. 90-day search growth is -32.1%. Flapen's verdict: Skip it (45/100).
- **How competitive is the kuromi pajamas niche?**
- 21 brands and 49 sellers compete. The top 5 products take 22% of clicks and top 5 brands hold 80% of demand.
- **What do buyers complain about in kuromi pajamas?**
- Top complaints mined from reviews: Size-Overall, Thickness, Material Quality. The return rate is 2.8%.
- **When does demand for kuromi pajamas peak?**
- Demand peaks in Dec; the busiest month runs 8.7× the quietest.
- **What does it cost to enter the kuromi pajamas niche?**
- Listings span $12.92–$96.65; the average listing price is $25.98 (sweet spot $15–$100). The average incumbent carries 590 reviews — the moat a new listing must climb.
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