---
title: "Search terms — m4 10mm - Flapen"
canonical_url: "https://flapen.com/research/jp/diy/m4-10mm/search-terms"
last_updated: "2026-08-08T11:00:13.111Z"
locale: en
meta:
  description: "Niche score 56/100 · ¥413K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 56/100 · ¥413K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Search terms — m4 10mm - Flapen"
---

# **m4 10mm**

**Worth a look**

Shows low returns (0.4%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 56Growth 20Conversion 78Competition 51Returns 98Price range 0Avg price 0Brand share 65Review moat 96Quality gap 79

**Returns**

**Incredible****0.4%**

return rate — above 5% kills the launch gate

**Review moat**

**Incredible****86.5**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Great****4.2★**

avg incumbent rating — lower means beatable quality

**Conversion**

**Great****7.7%**

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

**Brand share**

**Good****66%**

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

**Market size**

**Good****¥413K**

¥413K/yr · 10K searches

**Competition**

**Good****54%**

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

**Growth**

**Bad****-10.6%**

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

**Avg price**

**Bad****¥550.54**

avg listing price — sweet spot $15–$100

**Price range**

**Bad****¥299.80–¥1147.01**

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

**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=jp&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=jp&signal=low_review_barrier "Top brand's reviews < 500") [** High Price**](https://flapen.com/research/niches?market=jp&signal=high_price "Avg price > $50")

## Search terms