# Bango API, free, GET /v1/companies/search: Business verification API

> 部分一致（partial）または法人格除去完全一致（exact）で検索します。

Bango API's Free plan for the business verification API costs $0.00 per 1,000 companies. We check each provider's docs for 11 fields. Bango API's docs list 2: Registered name, Entity number.
We tested Bango API on companies from Japan. The best plan from Bango API scores 70.1 out of 100. For our business verification API ranking, we test providers on a different list of companies. Don't compare this 70.1 with scores in [our business verification API ranking](https://datacircle.dev/best-business-verification-api.txt).
This plan is free. We rank 634 plans for business verification APIs by price. Half the plans cost $10.469 or less per 1,000 companies. [200 business verification API plans on our price sheet are free.](https://datacircle.dev/best-business-verification-api.txt) [GovFiles](https://datacircle.dev/business-verification-apis/govfiles/free/llms.txt) has a free plan with 1,000 results. GovFiles is the best business verification API in our benchmark for companies in any country.
[Jsonpage's €129 monthly plan](https://datacircle.dev/business-verification-apis/jsonpage/129-monthly-pro-get-v2-validate/llms.txt) is the cheapest paid plan per 1,000 companies, for 33 countries only, with no charge per call. You get as many companies as Jsonpage's rate limit allows. [ApiZero's CNY 399 yearly plan](https://datacircle.dev/business-verification-apis/apizero/cny-399-yearly-diamond-membership-get-api-company-search/llms.txt) costs the least for 10,000 companies a month, for China only: about $4.97.
[eucompliance.tools' €20 monthly plan (/v1/vat)](https://datacircle.dev/business-verification-apis/eucompliance-tools/20-monthly-business-get-v1-vat/llms.txt) covers any number of companies, and costs less up front than Jsonpage's €129 monthly plan.
[GovFiles](https://datacircle.dev/business-verification-apis/govfiles/top-up/llms.txt), [Didit](https://datacircle.dev/business-verification-apis/didit/top-up-from-50/llms.txt) and [CompanyData.com](https://datacircle.dev/business-verification-apis/companydata-com/249-monthly/llms.txt) are the best business verification API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/business-verification-apis/bango-api/free-get-v1-companies-search
- [Business verification API in 2026: the 8 best compared](https://datacircle.dev/best-business-verification-api.txt)
- Get it: https://bango-api.jp/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Request: `GET https://api.bango-api.jp/v1/companies/search`
- API key: with the plan, on https://bango-api.jp/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Its API docs: https://bango-api.jp/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing#companies_search
- Sold by: Bango API (https://bango-api.jp?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing)
- Checked: 2026-11-14

## In the answer

- Completeness: 18%
- Registered name: ✓
- Entity number: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: call
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: Batch name matching · from the same budget: Corporate number lookup · T-number lookup · Invoice validity on a date · Start monitoring · Stop monitoring · Get watch target · List watch targets · List change events · Get change event

## Overage

- Units cap: hard

## Not found

- $ per 1,000 calls that find nothing: $0.00

## In their words

- Their pitch: 部分一致（partial）または法人格除去完全一致（exact）で検索します。

## Data

- Freshness: 1 day
- Countries: Japan
- Keep data: no limit
- Use data: 本サービスは、事業のために利用する事業者（法人および個人事業主を含みます）を対象としています。消費者としての利用（事業に関係のない個人としての利用）はできません。 利用者は、本サービスから取得した情報を自らのアプリケーション・サービスに組み込んで利用することができます。 利用者が取得情報を自らのサービスで第三者に提供する場合、利用者は、国税庁の各利用規約が求める出典・非保証の表示その他の義務を自らの責任で履行するものとします。 利用者は、次の各号の行為をしてはなりません。 法令または公序良俗に違反する行為 / 本サービスのサーバー・ネットワークに過度な負荷をかける行為、レート制限その他の技術的制限を回避する行為 / 不正アクセス、APIキーの第三者への貸与・共有・譲渡 / 本サービスへのアクセス自体を第三者に再販売する行為（自らのアプリケーション・サービスへの組み込みによる提供を除きます） / 個人事業主その他個人の特定・名簿作成・差別的取扱いなど、適格請求書発行事業者公表制度の趣旨に反する目的での利用、および個人の権利利益を侵害する態様での利用 / 本サービスのリバースエンジニアリング、逆コンパイル、逆アセンブル / 当方または第三者の知的財産権、名誉、信用を侵害する行為 / その他、当方が合理的な理由に基づき不適切と判断する行為 名寄せ結果を与信判断、反社会的勢力の該当性判断その他の重要な意思決定の唯一の根拠として利用してはなりません。

## Plan

- Pay: ¥0
- You get: 500 requests a month
- Enough for: 500 calls a month
- Expires: at the next monthly cycle

## Rate limit

- Batch: 1

## Speed

- Answer: in the call
- Median: 0.25 s

## The call

- You send: q. Optional: mode, normalize, prefecture_code, city_code, post_code, name_kana, name_en, facets, limit, offset
- Method: GET
- Path: /v1/companies/search

## About the plan

- Plan: Free
- Who can get it: anyone using it for business, corporations and sole proprietors included, use as a consumer, with no tie to a business, is not allowed

## The 7 fields the plan's answer can hold

corporate number, name, name in kana, prefecture code, city code, match score, facets

## Bango API's plans (5)

- [Bango API, free, GET /v1/companies/search](https://datacircle.dev/business-verification-apis/bango-api/free-get-v1-companies-search/llms.txt): $0.00 per 1,000, 18% complete, 1 day
- [Bango API, ¥4,980 monthly, Starter, GET /v1/companies/search](https://datacircle.dev/business-verification-apis/bango-api/4980-monthly-starter-get-v1-companies-search/llms.txt): $3.151 per 1,000, 18% complete, 1 day
- [Bango API, ¥19,800 monthly, Growth, GET /v1/companies/search](https://datacircle.dev/business-verification-apis/bango-api/19800-monthly-growth-get-v1-companies-search/llms.txt): $1.253 per 1,000, 18% complete, 1 day
- [Bango API, ¥49,800 monthly, Pro, GET /v1/companies/search](https://datacircle.dev/business-verification-apis/bango-api/49800-monthly-pro-get-v1-companies-search/llms.txt): $0.63 per 1,000, 18% complete, 1 day
- [Bango API, contact us, Enterprise, GET /v1/companies/search](https://datacircle.dev/business-verification-apis/bango-api/contact-us-enterprise-get-v1-companies-search/llms.txt): 18% complete, 1 day

## Bango API's calls for this API (3)

- `POST /v1/batch/match`: [Bango API, free, POST /v1/batch/match](https://datacircle.dev/business-verification-apis/bango-api/free-post-v1-batch-match/llms.txt)
- `GET /v1/companies/search`: [Bango API, free, GET /v1/companies/search](https://datacircle.dev/business-verification-apis/bango-api/free-get-v1-companies-search/llms.txt)
- `GET /v1/invoice/{registration_number}/valid`: [Bango API, free, GET /v1/invoice/{registration_number}/valid](https://datacircle.dev/business-verification-apis/bango-api/free-get-v1-invoice-registration-number-valid/llms.txt)

## Bango API's APIs (2)

- [Bango API Business verification API pricing, 5 plans, GET /v1/companies/search](https://datacircle.dev/business-verification-apis/bango-api/free-get-v1-companies-search/llms.txt)
- [Bango API Company enrichment API pricing, 5 plans, GET /v1/companies/{corporate_number}](https://datacircle.dev/company-enrichment-apis/bango-api/free-get-v1-companies-corporate-number/llms.txt)
- [Bango API Company enrichment API pricing, 5 plans, GET /v1/invoice/{registration_number}](https://datacircle.dev/company-enrichment-apis/bango-api/free-get-v1-invoice-registration-number/llms.txt)

## Bango API: business verification API alternatives

[Bango API alternatives: every business verification API plan in Japan compared](https://datacircle.dev/business-verification-api-pricing/japan.md)

We list Bango API's cheapest paid plan first. Next we list other providers' plans closest to Bango API in price per 1,000 companies. Each plan in the list gives live data or data at most a day old.

- [Bango API, ¥49,800 monthly, Pro, GET /v1/companies/search](https://datacircle.dev/business-verification-apis/bango-api/49800-monthly-pro-get-v1-companies-search/llms.txt): $0.63 per 1,000, 18% complete, 1 day
- [FinAuth, top-up, Prepaid credits, POST /v3/kyb/search/](https://datacircle.dev/business-verification-apis/finauth/top-up-prepaid-credits-post-v3-kyb-search/llms.txt): $0.00 per 1,000, 27% complete, live
- [ExcelAPI, ¥44,000 monthly](https://datacircle.dev/business-verification-apis/excelapi/44000-monthly/llms.txt): $0.0093 per 1,000, 9% complete, 1 day
- [NeuralVerge, $50 monthly, Base, POST /functions/v1/run-lei-lookup-companies-search](https://datacircle.dev/business-verification-apis/neuralverge/50-monthly-base-post-functions-v1-run-lei-lookup-companies-search/llms.txt): $1.00 per 1,000, 55% complete, live
- [Tanod, pay as you go](https://datacircle.dev/business-verification-apis/tanod/pay-as-you-go/llms.txt): $2.00 per 1,000, 27% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-14.

- https://bango-api.jp?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://bango-api.jp/data-updates?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://bango-api.jp/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://bango-api.jp/docs/errors?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://bango-api.jp/guides/bango-api/pricing-guide?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://bango-api.jp/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://bango-api.jp/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://bango-api.jp/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://bango-api.jp/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing