Uniball Zento Signature
brand-locked demand (top 5 brands take 100% of clicks) — Uniball Zento Signature doesn't clear our bar today.
Flapen Score
Top 34% of 33 Office Products niches · +1 vs the category median of 33
Is Uniball Zento Signature profitable on Amazon?
According to Flapen's Amazon Singapore niche tracking, Uniball Zento Signature is a $11K/yr Amazon Singapore market (13K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 34/100.
Uniball Zento Signature: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Not really. Search demand moved -33.0% over the last 90 days and 2.0% of searches end in a purchase.
$11K
revenue / yr
Who owns the niche?
The top 5 brands hold 100% of demand, so 0% of the market is open.
0%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.
0/100
page quality · 11 products
Top Uniball Zento Signature products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
三菱鉛筆 uniball ZENTO Signature Model Rollerball Pen Metal Design with Magnetic Cap Fine 0.5mm Water-Based Black Ink Ultra-Smooth with Reduced Friction Metallic Black UBZH05M.24
- Price
- $84.34
- Rating
- 4.6/5
- Reviews
- 91
- Age
- 1y ago

uniball zento Uniball Zento Signature Model Champagne Gold ubzh 07 25
- Price
- $91.41
- Rating
- 4.4/5
- Reviews
- 38
- Age
- 6mo ago

Ballpoint Pen Uni-Ball One ZENTO 0.5mm/Flow Hematite
- Price
- $20.65
- Rating
- 4.4/5
- Reviews
- 371
- Age
- 1y ago

Uniball Zento Gel Ink Rollerball Pens 12 Black Medium Point Smooth Writing Pens Colored Japanese Pens Muted Colors
- Price
- $17.64
- Rating
- 4.7/5
- Reviews
- 525
- Age
- 2y ago

三菱鉛筆 uniball ZENTO Signature Model Rollerball Pen Metal Design with Magnetic Cap Extra Fine 0.38mm Water-Based Black Ink Ultra-Smooth with Reduced Friction Silver UBZH38.26
- Price
- $53.27
- Rating
- 4.7/5
- Reviews
- 80
- Age
- 1y ago
Trending
90-day click momentum
三菱鉛筆 uniball ZENTO Signature Model Rollerball Pen Metal Design with Magnetic Cap Fine 0.5mm Water-Based Black Ink Ultra-Smooth with Reduced Friction Metallic Black UBZH05M.24
- Price
- $84.34
- Rating
- 4.6/5
- Reviews
- 91
- Age
- 1y ago

uniball zento Uniball Zento Signature Model Champagne Gold ubzh 07 25
- Price
- $91.41
- Rating
- 4.4/5
- Reviews
- 38
- Age
- 6mo ago

三菱鉛筆 uniball ZENTO Signature Model Rollerball Pen Metal Design with Magnetic Cap Extra Fine 0.38mm Water-Based Black Ink Ultra-Smooth with Reduced Friction Silver UBZH38.26
- Price
- $53.27
- Rating
- 4.7/5
- Reviews
- 80
- Age
- 1y ago

Mitsubishi Pencil UBNZSC05.4P Uniball ZENTO Standard 0.5 4 Pack
- Price
- $11.39
- Rating
- 4.6/5
- Reviews
- 61
- Age
- 1y ago

uniball ZENTO UBNZF05 Zent Flow Model 0.02 inch (0.5 mm)
- Price
- $13.74
- Rating
- 4.4/5
- Reviews
- 371
- Age
- 1y ago
Newest
by launch date
uniball zento Uniball Zento Signature Model Champagne Gold ubzh 07 25
- Price
- $91.41
- Rating
- 4.4/5
- Reviews
- 38
- Age
- 6mo ago

Mitsubishi Pencil UBNZSC05.4P Uniball ZENTO Standard 0.5 4 Pack
- Price
- $11.39
- Rating
- 4.6/5
- Reviews
- 61
- Age
- 1y ago

Ballpoint Pen Uni-Ball One ZENTO 0.5mm/Flow Hematite
- Price
- $20.65
- Rating
- 4.4/5
- Reviews
- 371
- Age
- 1y ago

Mitsubishi Pencil UBNZS05.3C Uniball ZENTO Basic 0.5 Water-Based Ballpoint Pen Set of 3 Black Red Blue
- Price
- $9.83
- Rating
- 4.4/5
- Reviews
- 119
- Age
- 1y ago

三菱鉛筆 uniball ZENTO Signature Model Rollerball Pen Metal Design with Magnetic Cap Fine 0.5mm Water-Based Black Ink Ultra-Smooth with Reduced Friction Metallic Black UBZH05M.24
- Price
- $84.34
- Rating
- 4.6/5
- Reviews
- 91
- Age
- 1y ago
Competition: brands, sellers & click share
The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.
Brands
3 flat
Sellers
11
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
76%
Top 20: 100%
Open market
0%
- 三菱鉛筆76%
- Uni-Ball15%
- Uniball ZENTO9%
- Open — no brand owns it (0%)
Uniball Zento Signature demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Common Uniball Zento Signature questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









