---
title: "Products — ラッカーシンナー 16l - Flapen"
canonical_url: "https://flapen.com/research/jp/diy/16l/products"
last_updated: "2026-08-08T10:55:04.009Z"
locale: en
meta:
  description: "Niche score 56/100 · ¥4.6M/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 · ¥4.6M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Products — ラッカーシンナー 16l - Flapen"
---

# **ラッカーシンナー 16l**

**Worth a look**

Shows beatable incumbent ratings (3.5★), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 97Growth 0Conversion 41Competition 55Returns 100Price range 0Avg price 0Brand share 40Review moat 99Quality gap 100

**Quality gap**

**Incredible****3.5★**

avg incumbent rating — lower means beatable quality

**Returns**

**Incredible****0.0%**

return rate — above 5% kills the launch gate

**Review moat**

**Incredible****23.18**

avg incumbent reviews — the moat a new listing must climb

**Market size**

**Incredible****¥4.6M**

¥4.6M/yr · 17K searches

**Competition**

**Good****52%**

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

**Conversion**

**Okay****3.3%**

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

**Brand share**

**Okay****81%**

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

**Growth**

**Bad****-61.7%**

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

**Avg price**

**Bad****¥8357.99**

avg listing price — sweet spot $15–$100

**Price range**

**Bad****¥1276.41–¥14446.31**

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

**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=jp&signal=low_review_barrier "Top brand's reviews < 500") [** Quality Gap**](https://flapen.com/research/niches?market=jp&signal=quality_gap "Avg rating < 4.0") [** High Price**](https://flapen.com/research/niches?market=jp&signal=high_price "Avg price > $50") [** Out of Stock**](https://flapen.com/research/niches?market=jp&signal=out_of_stock "OOS rate > 10%")

## Products