Skip to content
64

m6 ボルト

Worth a look

Shows low returns (0.5%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 96Growth 23Conversion 22Competition 88Returns 97Price range 0Avg price 0Brand share 83Review moat 95Quality gap 78

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Market size

Incredible¥3.2M

¥3.2M/yr · 228K searches

Review moat

Incredible95.57

avg incumbent reviews — the moat a new listing must climb

Competition

Great27%

top-5 click share — an open shelf

Brand share

Great52%

top-5 brand share — no brand owns this niche

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Growth

Bad-4.2%

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

Conversion

Bad1.8%

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

Avg price

Bad¥791.22

avg listing price — sweet spot $15–$100

Price range

Bad¥279.41–¥2518.24

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

According to Flapen's Amazon Japan niche tracking, m6 ボルト is a ¥3.2M/yr Amazon Japan market (228K searches/yr). The top 5 brands hold 52% of demand. Verdict: Worth a look — 64/100.

Data updated Jul 31, 2026 · scored weekly · How we score niches

m6 ボルト market data

Units sold / yr
3K–4K
avg 0–100/product
Revenue / yr
¥2.4M–¥3.2M
units × avg price
Conversion rate
1.8%
Avg BSR
#41
Page quality
0%
Prime
97%
Sponsored
64%
Out of stock
3.0%
Avg brand age
53 months
Avg seller age
170 days

Competition & brand share

Clicks spread well past the top 5 (27% combined) — an open shelf where new products get seen.

Brands

33 falling

Sellers

68

Top-5 brand share

52%

Top 20: 92%

Top-5 click share

27%

Top 20: 63%

Open market

42%

  • ポッシュフェイス(POSH FAITH)14%
  • オノカツ\FASTENER & MECHANICAL PARTS13%
  • トラスコ中山(TRUSCO)11%
  • CRSHIP7%
  • Smgda6%
  • Dorasu5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -4.2% search growth over the last 90 days.
5K3KSpike '24Spike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Top m6 ボルト search terms

  • m6 ボルト108K/yr
  • m6 ネジ17K/yr
  • ネジ m69K/yr
  • ボルト m611K/yr
  • 六角ボルト m66K/yr
  • キャップボルト m65K/yr
  • m6 ボルト 15mm4K/yr
  • m6 ボルト 黒5K/yr
  • 六角穴付きボルト m65K/yr
  • m6 六角ボルト4K/yr
All search terms

Top m6 ボルト products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%2%¥63K4%¥127K6%¥190K8%¥254K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about m6 ボルト

What buyers praise and complain about, mined from review topics.

What buyers love

コストパフォーマンス34%

“お手頃で良い”

総合品質20%

“ちゃんとしてる”

使用の容易さ8%

“使い勝手はよい”

正しい内容7%

“一杯入ってて有り難い。”

サイズ全体6%

“M4・M5・M6がそれぞれ揃っていて、家具の補修やDIY作業で必要になるサイズをまとめてカバーできるのが便利でした。”

取り付け4%

“特に問題もなく普通のネジと同じ様にしっかり締める事が出来ました。”

4%

“家具の色に合わせて、黒色や白色に染めると良い。”

デザイン全体4%

“もちろん破損も混じり込みもなく美品で、バイクにアクセサリを追加する際に用い、各サイズあって進行形でとても重宝しています。”

強さ2%

“剛性も十分でした”

地元製造2%

What buyers complain about

サイズ全体17%

“頭のサイズもナンバープレート用ボルトより小さく、プラグカバーにラチェットが当たって塗装を剥がしてしまう様な事もありませんでした。”

厚み13%

“直径が5.5の粗悪品でした。”

コストパフォーマンス13%

“ちょいとボルトだけにしてはお高いですが”

取り付け13%

“一番、大きいボルトに対応する座金が入っていない。”

磁力/吸着力6%

“これは磁性があるようなのでサビがすぐに出てしまうと思われます。”

不良材料/部品6%

“1個ネジに不良のものがあった。”

総合品質6%

“安い”

Top return reasons

サイズ全体53%
互換性-全体11%
広告と実際の製品の違い9%
取り付け6%
総合品質6%
不良材料/部品4%
磁力/吸着力3%
厚み3%
機能全体3%
耐久性3%

Common questions

Is m6 ボルト profitable to sell on Amazon Japan?
The niche generates ¥3.2M/yr across 69 tracked products. 3 of 6 products launched in the last 360 days are still selling. 90-day search growth is -4.2%. Flapen's verdict: Worth a look (64/100).
How competitive is the m6 ボルト niche?
33 brands and 68 sellers compete. The top 5 products take 27% of clicks and top 5 brands hold 52% of demand.
What do buyers complain about in m6 ボルト?
Top complaints mined from reviews: サイズ全体, 厚み, コストパフォーマンス. The return rate is 0.5%.
When does demand for m6 ボルト peak?
Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the m6 ボルト niche?
Listings span ¥279.41–¥2518.24; the average listing price is ¥791.22 (sweet spot $15–$100). The average incumbent carries 96 reviews — the moat a new listing must climb.