60
ソーラーパネル 200w
Worth a lookShows a $6.0M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size
Incredible¥6.0M¥6.0M/yr · 109K searches
Review moat
Incredible72.98avg incumbent reviews — the moat a new listing must climb
Returns
Great1.0%return rate — above 5% kills the launch gate
Quality gap
Great4.1★avg incumbent rating — lower means beatable quality
Brand share
Great58%top-5 brand share — no brand owns this niche
Competition
Good40%top-5 click share — leaders hold, buyers still browse
Growth
Bad-10.0%90-day search growth — must beat 0% to launch
Conversion
Bad0.3%search→purchase rate — share of searches ending in a sale
Avg price
Bad¥21973.51avg listing price — sweet spot $15–$100
Price range
Bad¥10286.52–¥50612.01cheapest to priciest tracked listing — scored on the share inside $15–$100