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Demon Slayer

soft demand (-21.1% this quarter) — Demon Slayer doesn't clear our bar today.

Flapen Score

45
Skip it
Market size 37Growth 14Conversion 16Competition 57Returns 97Price range 64Avg price 55Brand share 52Review moat 68Quality gap 23
This niche Category average

Is Demon Slayer profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Demon Slayer is a £184K/yr Amazon United Kingdom market (1.1M searches/yr). The top 5 brands hold 74% of demand. Demand peaks in Oct–Nov–Dec. Verdict: Skip it — 45/100.

Demon Slayer: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -21.1% over the last 90 days and 1.3% of searches end in a purchase.

£184K

revenue / yr

Units sold / yr15K
Search volume / yr-21.1%1.1M
Conversion rate1.3%
Avg price£12.64

Who owns the niche?

The top 5 brands hold 74% of demand, so 26% of the market is open.

26%

open market share

Brands · sellers17 · 130
Top-5 product click share51%
Open market26%
Avg brand age35 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.

0/100

page quality · 32 products

Sponsored placement63%
New entrants (1y)8· 0 succeeded
Avg rating4.6★
Avg reviews771

Top Demon Slayer products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 51% of clicks — established leaders, but buyers still shop beyond them.

£0£9K£18K£28K£37K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

17 falling

Sellers

130

Top-5 brand share

74%

Top 20: 100%

Top-5 click share

51%

Top 20: 87%

Open market

22%

  • Funko36%
  • Weeb Keychains19%
  • Kanfyyl7%
  • BANDAI6%
  • Lanseede4%
  • Wirhaut4%

Demon Slayer demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume1.1MCVR1.3%Products32Brands17Top 5 Brands74%OOS Rate16.0%Rating4.6★Reviews771Avg BSR#1,204
50K30KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25Holiday '25SepDecMarJunAugNovMarMay

Peak months: Oct, Nov, Dec · busiest ÷ quietest = 4.5×

Top Demon Slayer search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • demon slayer794K/yr
  • demon slayer figure135K/yr
  • demon slayer merch91K/yr
  • demon slayer figures29K/yr
  • demon slayer gifts17K/yr
  • anime figure demon slayer6K/yr
  • demon slayer toys8K/yr
  • anime demon slayer6K/yr
  • demon slayer merchandise5K/yr
  • demonslayer4K/yr

What reviews say buyers love and hate about Demon Slayer

What buyers mention most, as a share of all reviews.

What buyers love

95% of reviews
Quality-Overall35%

Amazing quality

Value For Money10%

Amazing value as most are so expensive nowadays

Design-Overall9%

Great design, sister likes it

Gifting Purpose9%

Will be a great gift

Size-Overall8%

Fit well

What buyers complain about

83% of reviews
Size-Overall29%

Charms dont fit

Color17%

The dark pink lines on the dress are not present, the belt colours are blobby and misaligned, there is red nail polish on the hands

Value For Money13%

A bit expensive for amount

Quality-Overall10%

Quality is poor

Durability6%

the sword broke beyond repair

Demon Slayer return rate & reasons

Why buyers send it back, as a share of all return requests.

0.7%

Return rate

21%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Defective Material/Parts
25%
2Gifting Purpose
11%
3Size-Overall
10%
4Advertised Vs Actual Product
7%
5Quality-Overall
7%

Common Demon Slayer questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Demon Slayer 45/100 on Amazon United Kingdom — Skip it. The niche generates £184K/yr across 32 tracked products. 0 of 8 products launched in the last 360 days are still selling. Search demand moved -21.1% over the last 90 days.
Search demand for Demon Slayer on Amazon United Kingdom peaks in Oct–Nov–Dec, where the busiest month runs 4.5× the quietest.