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One Piece Card Binder

a small market ($71K/yr) — One Piece Card Binder doesn't clear our bar today.

Flapen Score

48
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Top 37% of 3,143 Toys & Games niches · +2 vs the category median of 46

Market size 18Growth 20Conversion 32Competition 86Returns 97Price range 72Avg price 83Brand share 37Review moat 29Quality gap 32
This niche Category average · 3,143 niches

Is One Piece Card Binder profitable on Amazon?

According to Flapen's Amazon United States niche tracking, One Piece Card Binder is a $71K/yr Amazon United States market (149K searches/yr). The top 5 brands hold 83% of demand. Verdict: Skip it — 48/100.

One Piece Card Binder: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -10.2% over the last 90 days and 2.6% of searches end in a purchase.

$71K

revenue / yr

Units sold / yr4K
Search volume / yr-10.2%149K
Conversion rate2.6%
Avg price$18.39

Who owns the niche?

The top 5 brands hold 83% of demand, so 17% of the market is open.

17%

open market share

Brands · sellers15 · 102
Top-5 product click share29%
Open market17%
Avg brand age36 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.

0/100

page quality · 51 products

Sponsored placement41%
New entrants (1y)23· 4 succeeded
Avg rating4.6★
Avg reviews3,562

Top One Piece Card Binder products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

Clicks spread well past the top 5 (29% combined) — an open shelf where new products get seen.

$0$1K$3K$4K$6K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted

Brands

15 falling

Sellers

102

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

29%

Top 20: 73%

Open market

14%

  • BANDAI54%
  • Volcanic Island12%
  • Venssu7%
  • Bandai Namco5%
  • julzsenpai4%
  • Black Lotus3%
  • Open — no brand owns it (9 brands, 14%)

One Piece Card Binder demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume149KCVR2.6%Products51Brands15Top 5 Brands83%OOS Rate12.7%Rating4.6★Reviews3,562Avg BSR#1,160
5K4KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Top One Piece Card Binder search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • one piece card sleeves73K/yr
  • one piece sleeves38K/yr
  • one piece tcg sleeves29K/yr
  • one piece card game sleeves9K/yr

What reviews say buyers love and hate about One Piece Card Binder

What buyers mention most, as a share of all reviews.

What buyers love

80% of reviews
Quality-Overall25%

These sleeves are good quality

Size-Overall14%

Perfect size

Value For Money12%

Worth it

Color7%

The gold color on these is gorgeous

Advertised Vs Actual Product6%

As described

What buyers complain about

62% of reviews
Size-Overall24%

Fit a little loose

Quality-Overall16%

Bad Quality Control

Color4%

wrong color though :

Grip3%

Way too slippery to use

Durability3%

They break easily

One Piece Card Binder return rate & reasons

Why buyers send it back, as a share of all return requests.

0.5%

Return rate

56%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
31%
2Value For Money
11%
3Color
10%
4Thin
9%
5Advertised Vs Actual Product
8%

Common One Piece Card Binder questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores One Piece Card Binder 48/100 on Amazon United States — Skip it. The niche generates $71K/yr across 51 tracked products. 4 of 23 products launched in the last 360 days are still selling. Search demand moved -10.2% over the last 90 days.
Search demand for One Piece Card Binder on Amazon United States is steady year-round — the busiest month runs 1.3× the quietest.