---
title: "kunai — Niche Verdict: Worth a look (53/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/kunai"
last_updated: "2026-07-13T23:05:42.795Z"
locale: en
meta:
  description: "kunai shows a sweet-spot price point ($23.43 avg), but weak search conversion (0.8%) keeps it on the watch list."
  "og:description": "kunai shows a sweet-spot price point ($23.43 avg), but weak search conversion (0.8%) keeps it on the watch list."
  "og:title": "kunai — Niche Verdict: Worth a look (53/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **kunai**

**Worth a look**

Shows a sweet-spot price point ($23.43 avg), but weak search conversion (0.8%) keeps it on the watch list.

Market size 14Growth 22Conversion 11Competition 71Returns 91Price range 87Avg price 95Brand share 75Review moat 82Quality gap 58

**Avg price**

**Incredible****$23.43**

avg listing price — sweet spot $15–$100

**Returns**

**Great****1.2%**

return rate — above 6% kills the launch gate

**Price range**

**Great****$7.90–$78.00**

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

**Review moat**

**Great****362.44**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Good****60%**

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

**Competition**

**Good****42%**

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

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Growth**

**Bad****-6.5%**

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

**Market size**

**Bad****$58K**

$58K/yr · 292K searches

**Conversion**

**Bad****0.8%**

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

## **Competition**

The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**24 **—flat

**Sellers**

**48**

**Top-5 brand share**

**60%**

**Open market**

**35%**

- REAT22% - OOHGLITZ14% - CKHOF11% - FAYAIALO8% - ABYSTYLE5% - Dispatch5%

## **Product shelf**

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

0%3%$2K6%$3K9%$5K12%$7K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 39 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![REAT Throwing Knives - 3 Piece 6.5 440 Stainless Steel with Cord-Wrapped Handle Includes Nylon Carrying Case for Safe Storage Ninja Kunai Knives for Competition Recreation Gifts for Men Women](https://m.media-amazon.com/images/I/41iPUUdsPEL.jpg)**REAT Throwing Knives - 3 Piece 6.5 440 Stainless Steel with Cord-Wrapped Handle Includes Nylon Carrying Case for Safe Storage Ninja Kunai Knives for Competition Recreation Gifts for Men Women**REAT**$8.11**4.2★187 rev](https://www.amazon.com/dp/B0FKYJJZH7) [2![CKHOF 9.05 inches Minato Kunai Real Uzumaki Kakashi Namikaze Kunai Weapons Minato Costume Ninja Kunai Models (Metallic)](https://m.media-amazon.com/images/I/21tr1ZTUghL.jpg)**CKHOF 9.05 inches Minato Kunai Real Uzumaki Kakashi Namikaze Kunai Weapons Minato Costume Ninja Kunai Models (Metallic)**CKHOF**$18.73**4.9★49 rev](https://www.amazon.com/dp/B0CY5J1T1B) [3![OOHGLITZ 7-Piece Anime Cosplay Kit ABS Plastic Ninja Kunai (5.1) Throwing Stars/Shuriken(3.5) Toy Set with Pouch and Bandage for Anime Fans Martial Arts Props Black](https://m.media-amazon.com/images/I/41srpWN4q-L.jpg)**OOHGLITZ 7-Piece Anime Cosplay Kit ABS Plastic Ninja Kunai (5.1) Throwing Stars/Shuriken(3.5) Toy Set with Pouch and Bandage for Anime Fans Martial Arts Props Black**OOHGLITZ**$16.22**4.4★29 rev](https://www.amazon.com/dp/B0FNM9S648) [4![FAYAIALO Minato Kunai 8.7 inches Uzumaki Kakashi Namikaze Kunai Real Metal Ninja Cosplay Figure Model Keychain Collection](https://m.media-amazon.com/images/I/31m3NrKIaLL.jpg)**FAYAIALO Minato Kunai 8.7 inches Uzumaki Kakashi Namikaze Kunai Real Metal Ninja Cosplay Figure Model Keychain Collection**FAYAIALO**$20.71**4.3★46 rev](https://www.amazon.com/dp/B0BX9HD6Y4) [5![OOHGLITZ 11-Piece Anime Ninja Cosplay Kit Plastic Ninja Kunai (10.2+5.1) Shuriken Ninja Stars (3.5) Set with Pouch for Anime Fans Ninja& Martial Arts Props Black](https://m.media-amazon.com/images/I/411uySx0aZL.jpg)**OOHGLITZ 11-Piece Anime Ninja Cosplay Kit Plastic Ninja Kunai (10.2+5.1) Shuriken Ninja Stars (3.5) Set with Pouch for Anime Fans Ninja& Martial Arts Props Black**OOHGLITZ**$25.26**4.4★44 rev](https://www.amazon.com/dp/B0F83F1X1Q)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![13-Piece Kunai Anime Ninja Cosplay Kit Plastic Kunai and Shuriken Set with Pouch Black Kunai for Anime Ninja Cosplay Accessories for Anime Fans](https://m.media-amazon.com/images/I/41VBoLnIJ7L.jpg)**13-Piece Kunai Anime Ninja Cosplay Kit Plastic Kunai and Shuriken Set with Pouch Black Kunai for Anime Ninja Cosplay Accessories for Anime Fans**GLECTG**$22.20**6 rev2mo ago](https://www.amazon.com/dp/B0GX19FM28) [![OOHGLITZ 14-Piece Ninja Cosplay Kit Plastic Kunai (10.2 X 2+5.1 X 6) Shuriken/Ninja Star (3.5 X 6) Set for Anime Fans | Ninja Props and Costume for Adults](https://m.media-amazon.com/images/I/41EvIH-erSL.jpg)**OOHGLITZ 14-Piece Ninja Cosplay Kit Plastic Kunai (10.2 X 2+5.1 X 6) Shuriken/Ninja Star (3.5 X 6) Set for Anime Fans | Ninja Props and Costume for Adults**OOHGLITZ**$24.94**7 rev3mo ago](https://www.amazon.com/dp/B0GSZ6QYSX) [![REAT Throwing Knives with Sheath 15 Heavy Duty Ninja Kunai Knives 440 Stainless Steel Cord-Wrapped Handle Includes Nylon Sheath for Safe Storage Throwing Knife for Competition Recreation Gifts for Men Women](https://m.media-amazon.com/images/I/41vRohWuWVL.jpg)**REAT Throwing Knives with Sheath 15 Heavy Duty Ninja Kunai Knives 440 Stainless Steel Cord-Wrapped Handle Includes Nylon Sheath for Safe Storage Throwing Knife for Competition Recreation Gifts for Men Women**REAT**$18.26**4 rev5mo ago](https://www.amazon.com/dp/B0GJC16YQ6) [![LENGREN KUNAI Tactical Fixed Blade Knife 5.4 Full Tang Double Edge Blade Battle Dagger Short Sword for Outdoor Survival Hunting EDC & Camping (Brown linen Tiger Stripe Blade)](https://m.media-amazon.com/images/I/41POkGr9zGL.jpg)**LENGREN KUNAI Tactical Fixed Blade Knife 5.4 Full Tang Double Edge Blade Battle Dagger Short Sword for Outdoor Survival Hunting EDC & Camping (Brown linen Tiger Stripe Blade)**LENGREN**$78.00**7 rev6mo ago](https://www.amazon.com/dp/B0GCWV47KF) [![REAT Throwing Knives - 3 Piece 9 440 Stainless Steel with Cord-Wrapped Handle Includes Nylon Carrying Case for Safe Storage Ninja Kunai Knives for Competition Recreation Gifts for Men Women](https://m.media-amazon.com/images/I/412oCSNTnJL.jpg)**REAT Throwing Knives - 3 Piece 9 440 Stainless Steel with Cord-Wrapped Handle Includes Nylon Carrying Case for Safe Storage Ninja Kunai Knives for Competition Recreation Gifts for Men Women**REAT**$9.97**20 rev6mo ago](https://www.amazon.com/dp/B0GC6T2M5B)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![REAT Throwing Knives - 3 Piece 6.5 440 Stainless Steel with Cord-Wrapped Handle Includes Nylon Carrying Case for Safe Storage Ninja Kunai Knives for Competition Recreation Gifts for Men Women](https://m.media-amazon.com/images/I/41RZycNAXZL.jpg)**REAT Throwing Knives - 3 Piece 6.5 440 Stainless Steel with Cord-Wrapped Handle Includes Nylon Carrying Case for Safe Storage Ninja Kunai Knives for Competition Recreation Gifts for Men Women**REAT**$10.27**4.2★**▲ 387%**](https://www.amazon.com/dp/B0GC6Z6D8J) [![13-Piece Kunai Anime Ninja Cosplay Kit Plastic Kunai and Shuriken Set with Pouch Black Kunai for Anime Ninja Cosplay Accessories for Anime Fans](https://m.media-amazon.com/images/I/41VBoLnIJ7L.jpg)**13-Piece Kunai Anime Ninja Cosplay Kit Plastic Kunai and Shuriken Set with Pouch Black Kunai for Anime Ninja Cosplay Accessories for Anime Fans**GLECTG**$22.20**4.7★**▲ 386%**](https://www.amazon.com/dp/B0GX19FM28) [![REAT Throwing Knives - 3 Piece 9 440 Stainless Steel with Cord-Wrapped Handle Includes Nylon Carrying Case for Safe Storage Ninja Kunai Knives for Competition Recreation Gifts for Men Women](https://m.media-amazon.com/images/I/412oCSNTnJL.jpg)**REAT Throwing Knives - 3 Piece 9 440 Stainless Steel with Cord-Wrapped Handle Includes Nylon Carrying Case for Safe Storage Ninja Kunai Knives for Competition Recreation Gifts for Men Women**REAT**$9.97**4.0★**▲ 380%**](https://www.amazon.com/dp/B0GC6T2M5B) [![REAT Throwing Knives with Sheath 15 Heavy Duty Ninja Kunai Knives 440 Stainless Steel Cord-Wrapped Handle Includes Nylon Sheath for Safe Storage Throwing Knife for Competition Recreation Gifts for Men Women](https://m.media-amazon.com/images/I/41vRohWuWVL.jpg)**REAT Throwing Knives with Sheath 15 Heavy Duty Ninja Kunai Knives 440 Stainless Steel Cord-Wrapped Handle Includes Nylon Sheath for Safe Storage Throwing Knife for Competition Recreation Gifts for Men Women**REAT**$18.26**3.5★**▲ 369%**](https://www.amazon.com/dp/B0GJC16YQ6) [![OOHGLITZ 14-Piece Ninja Cosplay Kit Plastic Kunai (10.2 X 2+5.1 X 6) Shuriken/Ninja Star (3.5 X 6) Set for Anime Fans | Ninja Props and Costume for Adults](https://m.media-amazon.com/images/I/41EvIH-erSL.jpg)**OOHGLITZ 14-Piece Ninja Cosplay Kit Plastic Kunai (10.2 X 2+5.1 X 6) Shuriken/Ninja Star (3.5 X 6) Set for Anime Fans | Ninja Props and Costume for Adults**OOHGLITZ**$24.94**5.0★**▲ 364%**](https://www.amazon.com/dp/B0GSZ6QYSX)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -6.5% search growth over the last 90 days.

7K5KSpike '25 seasonSepDecMarJunAugNovMarMay

Peak months: Oct, Dec · busiest ÷ quietest = 1.7×

## **Reviews**

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

### **What buyers love **

**Sharpness**17%

*“Happy it came sharpened”*

**Quality-Overall**16%

*“Solid quality”*

**Value For Money**10%

*“definitely worth the money”*

**Weight Light**5%

*“I appreciate that the pieces are lightweight”*

**Balance/Stability**5%

*“Great balance”*

**Size-Overall**4%

*“Good size”*

**Advertised Vs Actual Product**4%

*“Better than expected”*

**Grip**4%

*“The grip is comfortable”*

**Durability**4%

*“Very durable,”*

**Fun/Entertainment Experience**3%

*“It sparked a lot of imaginative play”*

### **What buyers complain about **

**Size-Overall**14%

*“It is huge”*

**Quality-Overall**13%

*“These are very low quality”*

**Sharpness**7%

*“somehow isn't sharp at all”*

**Weight Light**7%

*“At first I thought the knives might be too light-”*

**Durability**6%

*“Comes off”*

**Grip**3%

*“That said, these are very sharp, so definitely not something you want to casually handle or leave around”*

**Value For Money**3%

*“For $30.00 i didn't expect much”*

**Advertised Vs Actual Product**3%

*“The product description is deceptive”*

**Strap/String Quality**3%

*“the strings came off right away though”*

**Handle Quality**2%

*“Cord from the handles has fallen off almost immediately. first use”*

### **Top return reasons **

**Size-Overall**35%

**Quality-Overall**9%

**Advertised Vs Actual Product**7%

**Material Quality**5%

**Sharpness**5%

**Value For Money**4%

**Durability**4%

**Handle Quality**4%

**Functionality-Overall**3%

**Defective Material/Parts**3%