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maruto hasegawa kosakujo
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.5%return rate — above 5% kills the launch gate
Review moat
Great186.37avg incumbent reviews — the moat a new listing must climb
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Competition
Good49%top-5 click share — leaders hold, buyers still browse
Market size
Good¥324K¥324K/yr · 22K searches
Growth
Bad-6.9%90-day search growth — must beat 0% to launch
Conversion
Bad0.6%search→purchase rate — share of searches ending in a sale
Brand share
Bad100%top-5 brand share — brand-locked demand
Avg price
Bad¥2590.47avg listing price — sweet spot $15–$100
Price range
Bad¥1165.22–¥6425.45cheapest to priciest tracked listing — scored on the share inside $15–$100
Signals High Price