---
title: "Reviews — 内径9mm ホース - Flapen"
canonical_url: "https://flapen.com/research/jp/diy/9mm/reviews"
last_updated: "2026-08-08T10:15:36.864Z"
locale: en
meta:
  description: "Niche score 57/100 · ¥267K/yr market · 9K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 57/100 · ¥267K/yr market · 9K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — 内径9mm ホース - Flapen"
---

# **内径9mm ホース**

**Worth a look**

Shows low returns (0.3%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 49Growth 84Conversion 34Competition 51Returns 99Price range 0Avg price 0Brand share 38Review moat 93Quality gap 82

**Returns**

**Incredible****0.3%**

return rate — above 5% kills the launch gate

**Review moat**

**Great****141.25**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Great****+81.5%**

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

**Quality gap**

**Great****4.2★**

avg incumbent rating — lower means beatable quality

**Competition**

**Good****54%**

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

**Market size**

**Okay****¥267K**

¥267K/yr · 9K searches

**Brand share**

**Okay****82%**

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

**Conversion**

**Okay****2.7%**

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

**Avg price**

**Bad****¥1077.83**

avg listing price — sweet spot $15–$100

**Price range**

**Bad****¥407.56–¥2140.50**

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