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51

katana

Worth a look

Shows low returns (0.7%), but weak search conversion (0.2%) keeps it on the watch list.

Market size 38Growth 15Conversion 3Competition 77Returns 97Price range 36Avg price 82Brand share 57Review moat 90Quality gap 50

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Review moat

Great199.21

avg incumbent reviews — the moat a new listing must climb

Avg price

Great€79.69

avg listing price — sweet spot $15–$100

Competition

Great38%

top-5 click share — an open shelf

Brand share

Good71%

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

Quality gap

Good4.5★

avg incumbent rating — lower means beatable quality

Market size

Okay€190K

€190K/yr · 1.0M searches

Price range

Okay€13.16–€250.45

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

Growth

Bad-20.6%

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

Conversion

Bad0.2%

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

According to Flapen's Amazon Germany niche tracking, katana is a €190K/yr Amazon Germany market (1.0M searches/yr). The top 5 brands hold 71% of demand. Demand peaks in Dec. Verdict: Worth a look — 51/100.

Data updated Jul 17, 2026 · scored weekly · How we score niches

katana market data

Units sold / yr
3K–4K
avg 0–100/product
Revenue / yr
€239K–€319K
units × avg price
Conversion rate
0.2%
Avg BSR
#259
Page quality
0%
Prime
37%
Sponsored
84%
Out of stock
18.1%
Avg brand age
48 months
Avg seller age
188 days

Competition & brand share

Clicks spread well past the top 5 (38% combined) — an open shelf where new products get seen.

Brands

19 falling

Sellers

37

Top-5 brand share

71%

Top 20: 100%

Top-5 click share

38%

Top 20: 78%

Open market

23%

  • 57 SPECIAL REPLICAS28%
  • JIHPEN sword18%
  • tsiao chih12%
  • Udekit7%
  • Swords and more6%
  • KOSxBO6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -20.6% search growth over the last 90 days.
30K20KSpike '24Holiday '24Spike '25SepDecMarJunAugNovMarMay

Peak months: Dec · busiest ÷ quietest = 1.8×

Top katana search terms

  • katana339K/yr
  • schwert206K/yr
  • katana schwert133K/yr
  • sword70K/yr
  • schwerter49K/yr
  • schwerter scharf echt51K/yr
  • katana schwert scharf33K/yr
  • samurai schwerter scharf echt31K/yr
  • samurai schwert39K/yr
  • wakizashi13K/yr
All search terms

Top katana 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%€8K8%€15K12%€23K16%€30K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)4 products missing review or click data not plotted

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about katana

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

What buyers love

Qualität insgesamt31%

“Leicht,gute Qualität, sehr scharf geschliffen,sehr gute Handhabung,.für alles mögliche, schnelle, günstig,und sichere Lieferung”

Preis-Leistungs-Verhältnis17%

“Bezahlbare Spitzenarbeit”

beworben Vs Tatsächliches Produkt10%

“Besser als erwartet”

Design insgesamt9%

“es sieht wirklich schön aus”

Schärfe6%

“Es sieht aber scharf aus und insgesamt macht das Schwert einen sehr soliden Eindruck”

Geschenk Zweck3%

“Schönes Geschenk”

Stärke3%

“Für Plastik sehr stabil”

Griff3%

“Es liegt gut und ausgewogen in der Hand und besser als auf den Bildern”

Montage/Installation3%

“war leicht zum Zusammenbauen”

Form/Stil2%

“Sehr stilvolles und schönes Dekorschwert”

What buyers complain about

Qualität insgesamt18%

“sehr schlechte Qualität”

Haltbarkeit16%

“Das Schwert ist nicht von guter Qualität es zerbricht gleich”

Kratzfestigkeit12%

“Leider viele Kratzer vorhanden”

Stärke10%

“Nicht Scharf”

Griffqualität10%

“Griff ist nicht für längeres Arbeiten geeignet”

beworben Vs Tatsächliches Produkt9%

“Produktinformation stimmt nicht”

Schärfe4%

“das Messer ist Stumpf.”

Holzqualität2%

“ein sehr dünnes Stück Holz”

Preis-Leistungs-Verhältnis2%

“Optisch wirkt es teurer, als ich erwartet habe”

Farbe2%

“farblich komplett unterschiedlich zu Artikel Bildern”

Top return reasons

Qualität insgesamt23%
Gesamtgröße14%
beworben Vs Tatsächliches Produkt10%
Defekt Material/Teile10%
Griffqualität5%
Preis-Leistungs-Verhältnis4%
Gewicht schwer3%
Materialqualität3%
Kratzfestigkeit3%
Rost/Korrodieren2%

Common questions

Is katana profitable to sell on Amazon Germany?
The niche generates €190K/yr across 43 tracked products. 1 of 10 products launched in the last 360 days are still selling. 90-day search growth is -20.6%. Flapen's verdict: Worth a look (51/100).
How competitive is the katana niche?
19 brands and 37 sellers compete. The top 5 products take 38% of clicks and top 5 brands hold 71% of demand.
What do buyers complain about in katana?
Top complaints mined from reviews: Qualität insgesamt, Haltbarkeit, Kratzfestigkeit. The return rate is 0.7%.
When does demand for katana peak?
Demand peaks in Dec; the busiest month runs 1.8× the quietest.
What does it cost to enter the katana niche?
Listings span €13.16–€250.45; the average listing price is €79.69 (sweet spot $15–$100). The average incumbent carries 199 reviews — the moat a new listing must climb.