Sales outreach
All 29,697 of these sites already run Alpha Mail, with the wholesale segment leading at 248 sites. Pitch the products and services that fit that exact stack.
Websites using Alpha Mail
MX & Email Hosting Services Email Hosting Visit website
Alpha Mail is a hosting service by Otsuka Corporation, offering an email solution with a member site for login, support, and FAQs.
Up to 1M sites per list · Segment by country & TLD to cover the full footprint · Unlimited report rebuilds for 1 month
- Live websites detected
- 29,697
- Countries with usage
- 29
- Top market: Japan
- 🇯🇵 81.5%
Alpha Mail global heatmap
darker = more sitesAlpha Mail usage by country
by sites detected-
01 🇯🇵 Japan 24,169 81.5%
-
02 🇺🇸 United States 5,442 18.3%
-
03 🇨🇦 Canada 8 0%
-
04 🇮🇳 India 5 0%
-
05 🇨🇳 China 5 0%
-
06 🇮🇩 Indonesia 5 0%
-
07 🇵🇭 Philippines 3 0%
-
08 🇳🇱 Netherlands 2 0%
-
09 🇻🇳 Vietnam 2 0%
-
10 🇲🇾 Malaysia 2 0%
And 19 more countries in the full dataset.
Need every Alpha Mail site in one market? Unlock Alpha Mail once and rebuild filtered reports as often as you like for a month: by country, TLD, or stack combination, each with up to 20 data points per site.
Start from $39/moAlpha Mail usage by country group
by sites detected-
01 East Asia 4 countries 24,176 81.5%
-
02 English-Speaking Countries 6 countries 5,462 18.4%
-
03 North America 2 countries 5,450 18.4%
-
04 Southeast Asia 6 countries 16 0.1%
-
05 Europe 9 countries 12 0%
-
06 BRICS 4 countries 12 0%
-
07 European Union (EU) 7 countries 9 0%
-
08 Western Europe 5 countries 8 0%
-
09 Greater China 3 countries 7 0%
-
10 South Asia 3 countries 7 0%
Country groups overlap: a country can belong to several at once (Germany counts toward Europe, Western Europe, the EU and DACH). Percentages are each group's share of the 29,666 sites with a known country, so they describe overlapping views of the same data and do not add up to 100%.
Top websites using Alpha Mail
by popularity| # | Website | Popularity | Country | TLD |
|---|---|---|---|---|
| 01 |
|
8,557 | 🇯🇵 Japan | jp |
| 02 |
|
18,937 | 🇯🇵 Japan | jp |
| 03 |
|
45,383 | 🇯🇵 Japan | com |
| 04 |
|
57,134 | 🇯🇵 Japan | jp |
| 05 |
|
57,641 | 🇯🇵 Japan | jp |
| 06 |
|
61,066 | 🇯🇵 Japan | jp |
| 07 |
|
82,808 | 🇯🇵 Japan | jp |
| 08 |
|
91,358 | 🇯🇵 Japan | jp |
| 09 |
|
93,825 | 🇯🇵 Japan | jp |
| 10 |
|
103,736 | 🇯🇵 Japan | jp |
| 11 |
|
124,652 | 🇯🇵 Japan | com |
| 12 |
|
129,820 | 🇯🇵 Japan | com |
| 13 |
|
143,645 | 🇺🇸 United States | com |
| 14 |
|
146,148 | 🇺🇸 United States | com |
| 15 |
|
169,230 | 🇯🇵 Japan | com |
| 16 |
|
178,039 | 🇯🇵 Japan | jp |
| 17 |
|
186,756 | 🇯🇵 Japan | jp |
| 18 |
|
193,283 | 🇯🇵 Japan | com |
| 19 |
|
222,532 | 🇯🇵 Japan | com |
| 20 |
|
234,339 | 🇯🇵 Japan | jp |
This is 20 of 29,697 websites. Download up to 1M sites per list as CSV, enriched with firmographics.
Download the full listCompanies using Alpha Mail
sample, enriched| Company | Website | Employees | Industry | Country | Founded |
|---|---|---|---|---|---|
| Fuji Sangyo |
|
10001+ | - | 🇺🇳 - | 1972 |
| Medical Corporation Hokubukai |
|
501-1000 | - | 🇺🇳 - | - |
| リファインホールディングス（株） |
|
201-500 | Chemicals | 🇯🇵 Japan | - |
| 吉田機械興業（株） |
|
11-50 | Wholesale | 🇯🇵 Japan | - |
| 株式会社エコプラス |
|
1-10 | - | 🇯🇵 Japan | - |
| Alleanza Holdings |
|
5001-10000 | - | 🇺🇳 - | 2016 |
| Hakuei Kai Medical Co |
|
1001-5000 | - | 🇺🇳 - | 1989 |
| Rock Giken Kogyo |
|
- | - | 🇺🇳 - | - |
| （株）ワイヤーテクノ |
|
51-200 | Mining & Metals | 🇯🇵 Japan | 1998 |
| （有）堀内商店 |
|
1-10 | Wholesale | 🇯🇵 Japan | 1957 |
| JA Zennoh Kitanihon Kumiai Feed |
|
- | - | 🇺🇳 - | 1968 |
| （株）岡永 |
|
51-200 | Wholesale | 🇯🇵 Japan | - |
| Sakuboukai |
|
1001-5000 | - | 🇺🇳 - | 1968 |
| アイコクアルファ（株） |
|
501-1000 | Automotive | 🇯🇵 Japan | - |
| （株）ケーテーテック |
|
11-50 | Machinery | 🇯🇵 Japan | 1999 |
| （株）廣建 |
|
201-500 | Insurance | 🇯🇵 Japan | 1981 |
| ライクスタッフィング（株） |
|
501-1000 | Facilities Services | 🇯🇵 Japan | - |
| （株）ガイア |
|
1001-5000 | Entertainment | 🇯🇵 Japan | - |
| Japan Institute For Space And Security |
|
- | - | 🇺🇳 - | 2018 |
| （株）稲沢機械製作所 |
|
51-200 | Machinery | 🇯🇵 Japan | 1948 |
| 明誠建設（株） |
|
11-50 | Civil Engineering | 🇯🇵 Japan | 1966 |
| （株）稲葉商店 |
|
1-10 | Building Materials | 🇯🇵 Japan | 1994 |
| ハイオプラン株式会社 |
|
201-500 | Electrical/electronic Manufacturing | 🇯🇵 Japan | 1969 |
| Refine Holdings |
|
501-1000 | - | 🇺🇳 - | 1996 |
| 協和木材産業（株） |
|
11-50 | Wholesale | 🇯🇵 Japan | 1947 |
| Social Welfare Corporation Yufukai |
|
1001-5000 | - | 🇺🇳 - | 1965 |
| 第一カッター興業（株） |
|
201-500 | Construction | 🇯🇵 Japan | - |
| 株式会社クラフトコネクト |
|
1-10 | - | 🇯🇵 Japan | - |
| 国華電機（株） |
|
51-200 | Wholesale | 🇯🇵 Japan | - |
| Tsubaki Kako Co. |
|
- | - | 🇺🇳 - | 1961 |
| Fuji Carbon Manufacturing |
|
501-1000 | - | 🇺🇳 - | 1935 |
| 日本ヒューム（株） |
|
201-500 | Glass, Ceramics & Concrete | 🇯🇵 Japan | - |
| KMUnited |
|
- | - | 🇺🇳 - | 2013 |
| Nihon Kotsu |
|
1001-5000 | - | 🇺🇳 - | 1926 |
| Flatoak |
|
1-10 | - | 🇯🇵 Japan | - |
| オフィスデータサービス（株） |
|
11-50 | Real Estate | 🇯🇵 Japan | 1999 |
| Takusho Keibi Hosho |
|
51-200 | - | 🇺🇳 - | 1974 |
| Yagai Foods Industry Co |
|
- | - | 🇺🇳 - | 1959 |
| マックスバリュ西日本（株） |
|
1001-5000 | Retail | 🇯🇵 Japan | - |
| Healthy Service |
|
501-1000 | - | 🇺🇳 - | 1985 |
A sample of enriched company profiles. Full exports include company, social, and spend signals on every domain.
Alpha Mail usage by industry
by TLD segment-
01 Wholesale 248 24%
-
02 Machinery 118 11.4%
-
03 Facilities Services 88 8.5%
-
04 Civil Engineering 81 7.8%
-
05 Architecture & Planning 70 6.8%
-
06 Retail 51 4.9%
-
07 Electrical/electronic Manufacturing 47 4.6%
-
08 Mining & Metals 39 3.8%
-
09 Transportation/trucking/railroad 37 3.6%
-
10 Construction 36 3.5%
Alpha Mail industry distribution chart
share by domain segmentTechnologies related to Alpha Mail
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What teams do with the Alpha Mail list
Competitor analysis
Selling SPF (Sender Policy Framework), DMARC, or another Email Hosting product? These 29.7K Alpha Mail users are your displacement audience, filterable by country and company size.
Market research
Alpha Mail adoption concentrates in Japan (81.5%), United States (18.3%), and Canada (0%). Size the Email Hosting market by geography before you build or invest.
Free for non-profits, academia & data journalists - non-commercial and public-interest use, on request.
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