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51

sailor moon backpack

Worth a look

Shows a sweet-spot price point ($27.59 avg), but a small market ($3K/yr) keeps it on the watch list.

Market size 1Growth 64Conversion 4Competition 79Returns 50Price range 79Avg price 95Brand share 80Review moat 82Quality gap 32

Avg price

Incredible$27.59

avg listing price — sweet spot $15–$100

Review moat

Great352.56

avg incumbent reviews — the moat a new listing must climb

Brand share

Great55%

top-5 brand share — no brand owns this niche

Competition

Great36%

top-5 click share — an open shelf

Price range

Great$7.00–$47.61

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

Growth

Good+43.2%

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

Returns

Okay3.0%

return rate — above 5% kills the launch gate

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Conversion

Bad0.3%

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

Market size

Bad$3K

$3K/yr · 38K searches

According to Flapen's Amazon United States niche tracking, sailor moon backpack is a $3K/yr Amazon United States market (38K searches/yr). The top 5 brands hold 55% of demand. Demand peaks in Jul–Aug. Verdict: Worth a look — 51/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

sailor moon backpack market data

Units sold / yr
100–250
avg 0–100/product
Revenue / yr
$3K–$7K
units × avg price
Conversion rate
0.3%
Avg BSR
#1,998
Page quality
0%
Prime
82%
Sponsored
76%
Out of stock
12.7%
Avg brand age
32 months
Avg seller age
180 days

Competition & brand share

Clicks spread well past the top 5 (36% combined) — an open shelf where new products get seen.

Brands

33 rising

Sellers

39

Top-5 brand share

55%

Top 20: 91%

Top-5 click share

36%

Top 20: 79%

Open market

40%

  • ALAZA21%
  • Roffatide16%
  • PIEAUWIE8%
  • Bioworld6%
  • MiAnMiAn4%
  • FUN.COM4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +43.2% search growth over the last 90 days.
4K3KHoliday '24Spike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jul, Aug · busiest ÷ quietest = 4.0×

Top sailor moon backpack search terms

  • sailor moon backpack32K/yr
  • sailor moon mini backpack3K/yr
  • sailor moon backpack for school3K/yr
  • sailor moon backpack mini117/yr
All search terms

Top sailor moon backpack 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%$946%$1889%$28212%$3761101001K10K 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 sailor moon backpack

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

What buyers love

Quality-Overall15%

“Excellent quality”

Pockets/Compartments14%

“Lots of pockets”

Size-Overall12%

“Fits all my important things”

Durability9%

“They seem to be made well and should last, as long as theyre wanted”

Storage Capacity7%

“Plenty of room”

Strength6%

“Well made and sturdy”

Value For Money4%

“Worth ther money”

Color4%

“The colors are vibrant and fun”

Advertised Vs Actual Product3%

“Exactly as described”

Design-Overall3%

“love the variety of art styles”

What buyers complain about

Strap/String Quality17%

“Poor strap quality”

Size-Overall17%

“Too big”

Quality-Overall17%

“Poor quality”

Durability6%

“the stranger broke fo the cross body option”

Material Quality5%

“I was worried it was going to be crappy material”

Zipper Quality3%

“Zipper broke after first use”

Strength2%

“kept getting flimsy”

Advertised Vs Actual Product2%

“false advertisement”

Wrinkles1%

“It came wrinkled”

Thickness1%

“thin”

Top return reasons

Size-Overall55%
Color9%
Strap/String Quality5%
Zipper Quality4%
Advertised Vs Actual Product4%
Material Quality3%
Quality-Overall3%
Weight Heavy2%
Defective Material/Parts2%
Shape/Style1%

Common questions

Is sailor moon backpack profitable to sell on Amazon United States?
The niche generates $3K/yr across 45 tracked products. 2 of 5 products launched in the last 360 days are still selling. 90-day search growth is +43.2%. Flapen's verdict: Worth a look (51/100).
How competitive is the sailor moon backpack niche?
33 brands and 39 sellers compete. The top 5 products take 36% of clicks and top 5 brands hold 55% of demand.
What do buyers complain about in sailor moon backpack?
Top complaints mined from reviews: Strap/String Quality, Size-Overall, Quality-Overall. The return rate is 3.0%.
When does demand for sailor moon backpack peak?
Demand peaks in Jul–Aug; the busiest month runs 4.0× the quietest.
What does it cost to enter the sailor moon backpack niche?
Listings span $7.00–$47.61; the average listing price is $27.59 (sweet spot $15–$100). The average incumbent carries 353 reviews — the moat a new listing must climb.