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cosplay katana
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$25.76avg listing price — sweet spot $15–$100
Price range
Incredible$16.38–$31.58cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Great248.75avg incumbent reviews — the moat a new listing must climb
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Returns
Good3.0%return rate — above 5% kills the launch gate
Growth
Okay+17.8%90-day search growth — must beat 0% to launch
Conversion
Bad1.4%search→purchase rate — share of searches ending in a sale
Market size
Bad$24K$24K/yr · 69K searches
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals Low Review Barrier