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47

shinobu

Skip it

Weak search conversion (0.6%) — this niche doesn't clear our bar today.

Market size 29Growth 22Conversion 7Competition 68Returns 70Price range 57Avg price 95Brand share 79Review moat 73Quality gap 21

Avg price

Incredible$37.16

avg listing price — sweet spot $15–$100

Brand share

Great56%

top-5 brand share — no brand owns this niche

Review moat

Good568.24

avg incumbent reviews — the moat a new listing must climb

Returns

Good2.2%

return rate — above 5% kills the launch gate

Competition

Good44%

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

Price range

Good$8.79–$157.58

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

Market size

Okay$125K

$125K/yr · 571K searches

Growth

Bad-6.0%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Conversion

Bad0.6%

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

According to Flapen's Amazon United States niche tracking, shinobu is a $125K/yr Amazon United States market (571K searches/yr). The top 5 brands hold 56% of demand. Demand peaks in Sep–Oct–Nov–Dec. Verdict: Skip it — 47/100.

Data updated Jul 30, 2026 · scored weekly · How we score niches

shinobu market data

Units sold / yr
3K–4K
avg 0–100/product
Revenue / yr
$111K–$149K
units × avg price
Conversion rate
0.6%
Avg BSR
#19,866
Page quality
0%
Prime
74%
Sponsored
55%
Out of stock
13.0%
Avg brand age
32 months
Avg seller age
149 days

Competition & brand share

The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.

Brands

26 falling

Sellers

176

Top-5 brand share

56%

Top 20: 94%

Top-5 click share

44%

Top 20: 79%

Open market

39%

  • SEGA18%
  • Banpresto14%
  • Juejuezi12%
  • Good Smile Company6%
  • IOONCHI6%
  • TAMASHII NATIONS5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -6.0% search growth over the last 90 days.
23K18KHoliday '24Spike '25Prime Day '25Holiday '25SepDecMarJunAugNovMarMay

Peak months: Sep, Oct, Nov, Dec · busiest ÷ quietest = 2.9×

Top shinobu search terms

  • shinobu235K/yr
  • shinobu figure148K/yr
  • demon slayer shinobu55K/yr
  • shinobu kocho46K/yr
  • shinobu kocho figure19K/yr
  • shinobu merch12K/yr
  • demon slayer figure shinobu12K/yr
  • demon slayer shinobu figure9K/yr
  • shinobu figurine6K/yr
  • shinobu nendoroid5K/yr
All search terms

Top shinobu 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%4%$5K8%$10K12%$15K16%$20K1101001K10K Reviews — right = deep review moat Market 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.

What buyers say about shinobu

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

What buyers love

Color20%

“Very beautiful and true to color”

Quality-Overall19%

“seems like a well made piece”

Size-Overall12%

“perfect, not to big not to small”

Value For Money10%

“Good price for 6 figures”

Gifting Purpose8%

“It was a gift”

Comfort-Overall4%

“Comfortable and great for the price”

Advertised Vs Actual Product4%

“accurate in the listing”

Brightness/Shine/Glow3%

“Bright and beautiful”

Soft Feel3%

“Great, soft, wearable blanket”

Weight Light3%

“Lightweight and adorable”

What buyers complain about

Quality-Overall29%

“I mean the fact that its low quality might make it funnier”

Advertised Vs Actual Product17%

“Inaccurate website description”

Color12%

“Colors were off”

Durability11%

“they break easy”

Value For Money7%

“Over priced”

Strength5%

“her katana is is very flimsy”

Size-Overall5%

“stands don't fit”

Material Quality2%

“Each figure is made of cheap plastic very flexible very bendy that's bad”

Gifting Purpose2%

“Terrible gift quality”

Ease Of Use1%

“The sheath does have a bit of trouble coming out of the belt”

Top return reasons

Advertised Vs Actual Product19%
Size-Overall16%
Color13%
Defective Material/Parts11%
Quality-Overall11%
Value For Money5%
Wrist Fit4%
Functionality-Overall2%
Material Quality2%
Degree Of Motion2%

Common questions

Is shinobu profitable to sell on Amazon United States?
The niche generates $125K/yr across 42 tracked products. 5 of 12 products launched in the last 360 days are still selling. 90-day search growth is -6.0%. Flapen's verdict: Skip it (47/100).
How competitive is the shinobu niche?
26 brands and 176 sellers compete. The top 5 products take 44% of clicks and top 5 brands hold 56% of demand.
What do buyers complain about in shinobu?
Top complaints mined from reviews: Quality-Overall, Advertised Vs Actual Product, Color. The return rate is 2.2%.
When does demand for shinobu peak?
Demand peaks in Sep–Oct–Nov–Dec; the busiest month runs 2.9× the quietest.
What does it cost to enter the shinobu niche?
Listings span $8.79–$157.58; the average listing price is $37.16 (sweet spot $15–$100). The average incumbent carries 568 reviews — the moat a new listing must climb.