hobonichi cousin cover
Skip itSoft demand (-53.2% this quarter) — this niche doesn't clear our bar today.
Avg price
Incredible$37.52avg listing price — sweet spot $15–$100
Review moat
Great149.96avg incumbent reviews — the moat a new listing must climb
Price range
Great$6.86–$86.61cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Great37%top-5 click share — an open shelf
Market size
Okay$229K$229K/yr · 253K searches
Brand share
Okay81%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Conversion
Okay2.4%search→purchase rate — share of searches ending in a sale
Returns
Bad6.4%return rate — above 6% kills the launch gate
Growth
Bad-53.2%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, hobonichi cousin cover is a $229K/yr Amazon United States market (253K searches/yr). The top 5 brands hold 81% of demand. Demand peaks in Jan–Sep–Nov–Dec. Verdict: Skip it — 45/100.
Data updated Jul 9, 2026 · scored weekly · How we score niches
Market data
- Units sold / yr
- 4K–5K
- avg 0–100/product
- Revenue / yr
- $150K–$188K
- units × avg price
- Launch success
- 7%
- 1 of 14 new (360d)
- Conversion rate
- 2.4%
- Avg BSR
- #1,433
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 53%
- Out of stock
- 16.3%
- Avg brand age
- 33 months
- Avg seller age
- 170 days
Competition
Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.Brands
14 rising
Sellers
27
Top-5 brand share
81%
Top 20: 100%
Top-5 click share
37%
Top 20: 76%
Open market
15%
- ほぼ日48%
- DILVREWA16%
- Moterm7%
- Generic5%
- Fromthenon5%
- Ox Knight4%
- Open — no brand owns it (8 brands, 15%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -53.2% search growth over the last 90 days.Peak months: Jan, Sep, Nov, Dec · busiest ÷ quietest = 5.2×
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 45 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
A5 Clear Planner Cover Fits for Hobonichi Techo Cousin 2026 A5 Compatible with Midori Protector for Stalogy Notebooks (1-pack)
DILVREWA$7.044.4★53 rev
![Hobonichi Techo Cousin Cover [A5 Cover Only] Colors: Atelier Sky](https://m.media-amazon.com/images/I/312qOBZz2uL.jpg)
Hobonichi Techo Cousin Cover [A5 Cover Only] Colors: Atelier Sky
ほぼ日$42.454.7★54 rev
Hobonichi Notebook Cover Cousin (A5) Black x Clear Blue
ほぼ日$47.654.3★54 rev
![Hobonichi Techo Cousin Cover [A5 Planner Cover Only] Keiko Shibata: Gentle breeze in a dandelion field](https://m.media-amazon.com/images/I/41bSuTedVVL.jpg)
Hobonichi Techo Cousin Cover [A5 Planner Cover Only] Keiko Shibata: Gentle breeze in a dandelion field
ほぼ日$59.804.7★40 rev
Hobonichi Techo Accessories Cover on Cover for A5 Size (Only for Double Covering)
ほぼ日$10.704.4★510 rev
Newest
by launch date
Leather A5 Planner Cover for Hobonichi Cousin Stalogy Midori Wonderland 222 and Zequenz - with Pen Loop (Black)
IPEVEN$27.407 rev
A5 Clear Planner Cover Fits for Hobonichi Techo Cousin 2026 A5 Compatible with Midori Protector for Stalogy Notebooks (1-pack)
DILVREWA$7.0453 rev
A5 Clear Planner Cover Fits for Hobonichi Techo Cousin 2026 A5 Compatible with Midori Protector for Stalogy Notebooks (2-Pack)
DILVREWA$9.8653 rev
Genuine Leather A5 Notebook Cover Fits Hobonichi Cousin Stalogy LEUCHTTURM1917 and Midori MD Planners with Pen Loop Card Slots Bookmarks and Back Pocket(Burgundy)
KLAIE$29.4524 rev
Genuine Leather A5 Notebook Cover Fits Hobonichi Cousin Stalogy LEUCHTTURM1917 and Midori MD Planners with Pen Loop Card Slots Bookmarks and Back Pocket(Gray)
KLAIE$28.9424 rev
Trending
90-day click momentumA5 Clear Planner Cover Fits for Hobonichi Techo Cousin 2026 A5 Compatible with Midori Protector for Stalogy Notebooks (1-pack)
DILVREWA$7.044.4★
A5 Clear Planner Cover Fits for Hobonichi Techo Cousin 2026 A5 Compatible with Midori Protector for Stalogy Notebooks (2-Pack)
DILVREWA$9.864.4★
Genuine Leather A5 Notebook Cover Fits Hobonichi Cousin Stalogy LEUCHTTURM1917 and Midori MD Planners with Pen Loop Card Slots Bookmarks and Back Pocket(Gray)
KLAIE$28.944.8★
Genuine Leather A5 Notebook Cover Fits Hobonichi Cousin Stalogy LEUCHTTURM1917 and Midori MD Planners with Pen Loop Card Slots Bookmarks and Back Pocket(Burgundy)
KLAIE$29.454.8★
![Hobonichi Techo Cousin Cover [A5 Cover Only] Colors: Candy Floss](https://m.media-amazon.com/images/I/31EaKRZU4QL.jpg)
Hobonichi Techo Cousin Cover [A5 Cover Only] Colors: Candy Floss
ほぼ日$54.164.7★
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Excellent fit”
“Nice quality though it's a clear simple cover”
“Durable”
“Great construction”
“Its inexpensive”
“just what I needed”
“Looks: this color is so pretty”
“The pockets are numerous”
“The leather is soft”
“It feels nice in my hands makes me eager to pick up my journal”
What buyers complain about
“it was way smaller when I finally got it”
“Its made of very cheap plastic that seems ready to tear”
“I get maybe a year out of one before it starts cracking”
“it was so cheap”
“Wasn't the best quality leather for my taste”
“paper fortunes”
“being as expensive as an actual Midori cover”
“After all, the description reads A5midori Clear Cover a5 Cover 5.6 x 8.5inces with no other brand in the title”
“Fragile”
“Incorrect measurements”
Top return reasons
Common questions
- Is hobonichi cousin cover profitable to sell on Amazon United States?
- The niche generates $229K/yr across 45 tracked products. 1 of 14 products launched in the last 360 days are still selling. 90-day search growth is -53.2%. Flapen's verdict: Skip it (45/100).
- How competitive is the hobonichi cousin cover niche?
- 14 brands and 27 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 81% of demand.
- What do buyers complain about in hobonichi cousin cover?
- Top complaints mined from reviews: Size-Overall, Material Quality, Durability. The return rate is 6.4% — above our launch gate.
- When does demand for hobonichi cousin cover peak?
- Demand peaks in Jan–Sep–Nov–Dec; the busiest month runs 5.2× the quietest.
- What does it cost to enter the hobonichi cousin cover niche?
- Listings span $6.86–$86.61; the average listing price is $37.52 (sweet spot $15–$100). The average incumbent carries 150 reviews — the moat a new listing must climb.
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