How many Private investigators are in Japan?
There are 2,373 Private investigators in Japan as of September, 2025. The highest number of Private investigators of Japan are in Tokyo and Osaka with 388 businesses and 193 businesses, respectively. Tokyo makes up approximately 16.4% of all Private investigators in the Japan.
Sample Data
Preview of Private investigator businesses in Japan
| Business Name | City | Rating | Reviews | Phone | Website | Latitude | Longitude |
|---|---|---|---|---|---|---|---|
|
ナンバーリサーチ
|
Bunkyo City
|
★
4.0
|
113
|
*1*0-*5*-7*0 | number-research.net |
**.****
|
**.****
|
|
株式会社MJリサーチ本...
|
Chuo City
|
★
4.0
|
87
|
*1*0-*7*-3*3 | mj-research.co.jp |
**.****
|
**.****
|
|
カモシカ探偵社
|
Osaka
|
★
4.0
|
78
|
*1*0-*2*-1*3 | kamoshika-tantei.com |
**.****
|
**.****
|
|
佐久真沖縄探偵事務所
|
Ginowan
|
★
4.0
|
74
|
*9*-9*4-*4*0 | sakuma-tantei.jp |
**.****
|
**.****
|
|
RCL Tanteijimusho To...
|
Minato City
|
★
3.0
|
69
|
*1*0-*6*-7*3 | rcl-tantei.com |
**.****
|
**.****
|
|
横濱港探偵事務所
|
Yokohama
|
★
4.0
|
62
|
*4*-8*4-*5*0 | yokohama-tantei.net |
**.****
|
**.****
|
|
横浜探偵事務所
|
Hayama
|
★
5.0
|
59
|
*4*-8*3-*8*9 | yokohama-tantei.jp |
**.****
|
**.****
|
|
ラビット探偵社 東京...
|
Minato City
|
★
4.0
|
58
|
*1*0-*0*-0*7 | rabbit-tantei.com |
**.****
|
**.****
|
|
前田龍生探偵事務所｜...
|
Nagoya
|
★
4.0
|
55
|
Not available | maeda21.com |
**.****
|
**.****
|
|
リッツ横浜探偵社
|
Yokohama
|
★
4.0
|
53
|
*4*-4*1-*7*2 | ritztantei.com |
**.****
|
**.****
|
Get access to all 2,363 remaining Private investigators with complete contact information, addresses, and business details.
Get Complete Dataset (2,373 Businesses)Top States
Highest concentration of Private investigators
| State | Business Count | Percentage |
|---|---|---|
| Tokyo |
388
|
16.4%
|
| Osaka |
193
|
8.1%
|
| Aichi |
125
|
5.3%
|
| Kanagawa |
122
|
5.1%
|
| Fukuoka |
117
|
4.9%
|
| Saitama |
82
|
3.5%
|
| Hokkaido |
79
|
3.3%
|
| Hyogo |
68
|
2.9%
|
| Chiba |
68
|
2.9%
|
| Shizuoka |
52
|
2.2%
|
| Hiroshima |
51
|
2.1%
|
| Ibaraki |
37
|
1.6%
|
| Kumamoto |
36
|
1.5%
|
| Tochigi |
35
|
1.5%
|
| Gunma |
34
|
1.4%
|
| Okayama |
33
|
1.4%
|
| Miyagi |
29
|
1.2%
|
| Kyoto |
26
|
1.1%
|
| Niigata |
26
|
1.1%
|
| Fukushima |
25
|
1.1%
|
| Mie |
25
|
1.1%
|
| Okinawa |
24
|
1%
|
| Ishikawa |
23
|
1%
|
| Yamaguchi |
21
|
0.9%
|
| Gifu |
21
|
0.9%
|
| Kagawa |
20
|
0.8%
|
| Oita |
19
|
0.8%
|
| Wakayama |
17
|
0.7%
|
| Shiga |
17
|
0.7%
|
| Ehime |
16
|
0.7%
|
| Aomori |
15
|
0.6%
|
| Nagasaki |
12
|
0.5%
|
| Nagano |
11
|
0.5%
|
| Kagoshima |
11
|
0.5%
|
| Miyazaki |
10
|
0.4%
|
| Iwate |
9
|
0.4%
|
| Saga |
9
|
0.4%
|
| Toyama |
9
|
0.4%
|
| Tottori |
9
|
0.4%
|
| Tokushima |
9
|
0.4%
|
| Nara |
8
|
0.3%
|
| Shimane |
8
|
0.3%
|
| Yamanashi |
8
|
0.3%
|
| Fukui |
8
|
0.3%
|
| Kochi |
6
|
0.3%
|
| Yamagata |
6
|
0.3%
|
| Akita |
6
|
0.3%
|
| Kasuya District, Fukuoka |
3
|
0.1%
|
| Onga District, Fukuoka |
2
|
0.1%
|
| Kikuchi District, Kumamoto |
2
|
0.1%
|
Top Cities
Cities with most Private investigators
| City | Business Count | Percentage |
|---|---|---|
|
Osaka
|
136
|
5.7%
|
|
Nagoya
|
84
|
3.5%
|
|
Fukuoka
|
74
|
3.1%
|
|
Yokohama
|
72
|
3%
|
|
Shinjuku City
|
53
|
2.2%
|
|
Sapporo
|
52
|
2.2%
|
|
Minato City
|
50
|
2.1%
|
|
Hiroshima
|
39
|
1.6%
|
|
Kumamoto
|
36
|
1.5%
|
|
Chuo City
|
33
|
1.4%
|
|
Chiyoda City
|
31
|
1.3%
|
|
Saitama
|
29
|
1.2%
|
|
Toshima City
|
29
|
1.2%
|
|
Kobe
|
28
|
1.2%
|
|
Shibuya
|
28
|
1.2%
|
|
Chiba
|
27
|
1.1%
|
|
Sendai
|
27
|
1.1%
|
|
Okayama
|
24
|
1%
|
|
Kitakyushu
|
23
|
1%
|
|
Kyoto
|
23
|
1%
|
|
Sakai
|
19
|
0.8%
|
|
Hamamatsu
|
19
|
0.8%
|
|
Kanazawa
|
18
|
0.8%
|
|
Utsunomiya
|
18
|
0.8%
|
|
Takamatsu
|
16
|
0.7%
|
|
Kawasaki
|
16
|
0.7%
|
|
Shizuoka
|
16
|
0.7%
|
|
Shinagawa City
|
16
|
0.7%
|
|
Matsuyama
|
15
|
0.6%
|
|
Gifu
|
15
|
0.6%
|
|
Niigata
|
15
|
0.6%
|
|
Wakayama
|
15
|
0.6%
|
|
Himeji
|
14
|
0.6%
|
|
Setagaya City
|
14
|
0.6%
|
|
Taito City
|
14
|
0.6%
|
|
Maebashi
|
13
|
0.5%
|
|
Naha
|
13
|
0.5%
|
|
Takasaki
|
12
|
0.5%
|
|
Sagamihara
|
12
|
0.5%
|
|
Yokkaichi
|
11
|
0.5%
|
|
Adachi City
|
11
|
0.5%
|
|
Koriyama
|
10
|
0.4%
|
|
Funabashi
|
9
|
0.4%
|
|
Fukuyama
|
9
|
0.4%
|
|
Mito
|
9
|
0.4%
|
|
Morioka
|
9
|
0.4%
|
|
Kagoshima
|
9
|
0.4%
|
|
Suginami City
|
9
|
0.4%
|
|
Kashiwa
|
8
|
0.3%
|
|
Miyazaki
|
8
|
0.3%
|
What Data Do We Provide?
Our dataset for Private investigators in Japan is one of the most comprehensive in the industry. As of October, 2025, we have compiled data on 2,373 verified listings.
Essential Business Details
Complete business name, full address, and operational hours for all 2,373 Private investigators
Contact Information
Direct phone numbers, email addresses, and website URLs for Private investigators across Japan
Customer Engagement Metrics
Average ratings, total review counts, and customer feedback data from Private investigators in Japan
Precise Geolocation Data
Exact latitude/longitude coordinates and regional distribution across 50 states in Japan
Complete Data Fields for Private investigators in Japan:
Each of the 2,373 Private investigators records includes:
Business Attributes
Common features and services (10+ businesses)
payment methods
services
amenities
accessibility
business type
other
How You Can Use Private investigators Data from Japan
Our comprehensive dataset of 2,373 Private investigators in Japan empowers you to reach the right audience through multiple channels. Here are key ways this data can give you a competitive edge in the Private investigators industry.
Geospatial Analysis & Hotspot Detection
Perform advanced spatial analysis to identify business clusters, service gaps, and market saturation patterns across 50 states in Japan using precise coordinate data from 2,373 Private investigators.
Market Research & Competitive Analysis
Analyze trends, saturation, and competitor presence across 50 states in Japan to uncover underserved areas and high-potential markets for Private investigators.
Lead Generation & Sales Prospecting
Find and reach Private investigators in Japan using verified phone numbers, websites, and category filters for smarter, targeted prospecting.
Location Intelligence & Expansion Planning
Plan new Private investigators openings or rollouts using density maps and insights from our 2,373 listings to target low-competition, high-demand zones in Japan.
AI & NLP Model Training
Train machine learning models with structured data and real user reviews from 2,373 Private investigators for improved sentiment analysis and recommendation systems.
Real Estate & Investment Insights
Evaluate commercial potential in Japan by analyzing the distribution of Private investigators across 50 cities and their activity trends.
Email Marketing Campaigns
Run targeted email campaigns to Private investigators in Japan using verified email addresses for personalized outreach and improved conversion rates.
Cold Calling & Telemarketing
Use up-to-date phone numbers from our 2,373 Private investigators database to initiate effective conversations and improve call conversion rates.
Direct Mail Marketing
Send promotional materials to Private investigators across Japan using accurate mailing addresses for targeted delivery and higher response rates.
Social Media Outreach
Engage Private investigators in Japan via Instagram, LinkedIn, or Facebook using curated profile data for multi-channel marketing.
Footfall & Demand Estimation
Estimate local foot traffic and demand by analyzing the concentration of Private investigators in specific regions of Japan and their popularity metrics.
Local SEO & Digital Services
Optimize marketing strategies for Private investigators by studying GMB listings, ratings, and categories used by top-performing competitors in Japan.
Mapping & Navigation Integration
Add Private investigators POI data to your apps for delivery, logistics, or travel using accurate coordinates from 2,373 verified locations in Japan.
Related Categories in Japan
Explore related categories in Japan
Private investigator in Other Countries
Explore Private investigators data across major markets worldwide
How can I download a list of Private investigators in Japan into Excel?
You can download the complete list of 2,373 Private investigators data as an Excel file, along with geo-coded addresses, phone numbers and open hours by contacting our sales team.