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death note

Skip it

Weak search conversion (0.5%) — this niche doesn't clear our bar today.

Market size 37Growth 21Conversion 6Competition 14Returns 96Price range 93Avg price 95Brand share 37Review moat 93Quality gap 25

Returns

Incredible0.9%

return rate — above 5% kills the launch gate

Avg price

Incredible$30.76

avg listing price — sweet spot $15–$100

Review moat

Great139.4

avg incumbent reviews — the moat a new listing must climb

Price range

Great$12.60–$99.82

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

Market size

Okay$186K

$186K/yr · 1.2M searches

Brand share

Okay83%

top-5 brand share — brands hold most of the demand

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Growth

Bad-7.5%

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

Competition

Bad83%

top-5 click share — a locked-up shelf

Conversion

Bad0.5%

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

According to Flapen's Amazon United States niche tracking, death note is a $186K/yr Amazon United States market (1.2M searches/yr). The top 5 brands hold 83% of demand. Demand peaks in Nov–Dec. Verdict: Skip it — 41/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

death note market data

Units sold / yr
8K–10K
avg 750–1,000/product
Revenue / yr
$246K–$308K
units × avg price
Conversion rate
0.5%
Avg BSR
#74,146
Page quality
0%
Prime
70%
Sponsored
70%
Out of stock
3.9%
Avg brand age
34 months
Avg seller age
167 days

Competition & brand share

The top 5 products capture 83% of clicks — a locked-up shelf that new listings rarely crack.

Brands

10 falling

Sellers

15

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

83%

Top 20: 100%

Open market

12%

  • Great Eastern Entertainment49%
  • ODINGONS15%
  • ABYSTYLE6%
  • EROIKAKMI6%
  • Concept One6%
  • Bioworld5%
  • Open — no brand owns it (4 brands, 12%)

Demand & seasonality

Weekly Amazon search volume, last 89 weeks — -7.5% search growth over the last 90 days.
45K35KHoliday '24Prime Day '25Spike '25Black Friday '25Holiday '25DecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Nov, Dec · busiest ÷ quietest = 2.5×

Top death note search terms

  • death note1.1M/yr
  • deathnote80K/yr
  • deathnot5K/yr
All search terms

Top death note 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%15%$28K30%$56K45%$84K60%$111K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)3 products missing review or click data not plotted

All 10 tracked products in this niche — three views at once, no toggling.

What buyers say about death note

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

What buyers love

Quality-Overall46%

“The notebook is well made”

Value For Money16%

“Worth the purchase”

Collectibles9%

“Collecting”

Advertised Vs Actual Product7%

“It came just as described”

Size-Overall5%

“The size is pretty accurate”

Product Condition4%

“Description says 100% brand new”

Measurement/Reading Accuracy4%

“Very anime accurate and love it”

Strength2%

“nice sturdy binding”

Instructions/User Manual/Troubleshooting2%

“how you added the instructions it is absolutely peak the durability of the book is also really good”

Durability1%

“they seem like they will hold up well”

What buyers complain about

Material Quality17%

“Cheap materials”

Quality-Overall17%

“the book was low quality”

Smell17%

“smells like death~ like it wont go away I wonder why”

Product Condition11%

“Looks used”

Strength6%

“The feather pen is kind of flimsy”

Paper Compatibility6%

“Pages werent connected to the spine”

Value For Money4%

“Maybe a little expensive for what it is”

Size-Overall4%

“it's kinda small”

Writing Experience4%

“Doesnt have THAT many pages to be able to write in”

Top return reasons

Defective Material/Parts19%
Advertised Vs Actual Product18%
Size-Overall11%
Quality-Overall9%
Value For Money8%
Material Quality6%
Shape/Style5%
Smell4%
Writing Experience3%
Certifications3%

Common questions

Is death note profitable to sell on Amazon United States?
The niche generates $186K/yr across 10 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is -7.5%. Flapen's verdict: Skip it (41/100).
How competitive is the death note niche?
10 brands and 15 sellers compete. The top 5 products take 83% of clicks and top 5 brands hold 83% of demand.
What do buyers complain about in death note?
Top complaints mined from reviews: Material Quality, Quality-Overall, Smell. The return rate is 0.9%.
When does demand for death note peak?
Demand peaks in Nov–Dec; the busiest month runs 2.5× the quietest.
What does it cost to enter the death note niche?
Listings span $12.60–$99.82; the average listing price is $30.76 (sweet spot $15–$100). The average incumbent carries 139 reviews — the moat a new listing must climb.