---
title: "Reviews — delta 3 plus - Flapen"
canonical_url: "https://flapen.com/research/jp/diy/delta-3-plus/reviews"
last_updated: "2026-08-08T07:52:39.285Z"
locale: en
meta:
  description: "Niche score 47/100 · ¥41.6M/yr market · 191K searches/yr · ¥99093.91 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 47/100 · ¥41.6M/yr market · 191K searches/yr · ¥99093.91 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Reviews — delta 3 plus - Flapen"
---

# **delta 3 plus**

**Skip it**

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 100Growth 19Conversion 3Competition 38Returns 99Price range 0Avg price 0Brand share 0Review moat 95Quality gap 81

**Market size**

**Incredible****¥41.6M**

¥41.6M/yr · 191K searches

**Returns**

**Incredible****0.2%**

return rate — above 5% kills the launch gate

**Review moat**

**Great****105.24**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Great****4.2★**

avg incumbent rating — lower means beatable quality

**Competition**

**Okay****62%**

top-5 click share — leaders hold, buyers still browse

**Growth**

**Bad****-12.1%**

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

**Conversion**

**Bad****0.2%**

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

**Brand share**

**Bad****100%**

top-5 brand share — brand-locked demand

**Avg price**

**Bad****¥99093.91**

avg listing price — sweet spot $15–$100

**Price range**

**Bad****¥57054.90–¥185837.78**

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

**Signals**[** High Price**](https://flapen.com/research/niches?market=jp&signal=high_price "Avg price > $50")

## Reviews