OpenBizGraph API

各言語から公開APIを呼び出す例です。

# 企業検索（日本語キーワードはURLエンコードが必要）
curl "https://openbizgraph.com/api/public/ver0.2/companies?keyword=%E3%83%88%E3%83%A8%E3%82%BF&limit=5"

# 企業詳細（英語で取得）
curl "https://openbizgraph.com/api/public/ver0.2/companies/4806?lang=en"

import java.net.URI;
import java.net.URLEncoder;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.nio.charset.StandardCharsets;

public class OpenBizGraphExample {
    public static void main(String[] args) throws Exception {
        HttpClient client = HttpClient.newHttpClient();

        // 企業検索
        String keyword = URLEncoder.encode("サンプル", StandardCharsets.UTF_8);
        HttpRequest searchReq = HttpRequest.newBuilder()
            .uri(URI.create(
                "https://openbizgraph.com/api/public/ver0.2/companies"
                + "?keyword=" + keyword + "&limit=20&lang=en"))
            .GET()
            .build();
        HttpResponse<String> searchRes =
            client.send(searchReq, HttpResponse.BodyHandlers.ofString());
        System.out.println(searchRes.body());

        // 企業詳細（Accept-Language ヘッダーで言語を指定）
        HttpRequest detailReq = HttpRequest.newBuilder()
            .uri(URI.create(
                "https://openbizgraph.com/api/public/ver0.2/companies/1001"))
            .header("Accept-Language", "en")
            .GET()
            .build();
        HttpResponse<String> detailRes =
            client.send(detailReq, HttpResponse.BodyHandlers.ofString());
        System.out.println(detailRes.body());
    }
}

using System;
using System.Net.Http;
using System.Threading.Tasks;

class Program
{
    static async Task Main()
    {
        using var http = new HttpClient();

        // 企業検索
        var keyword = Uri.EscapeDataString("サンプル");
        var searchUrl = $"https://openbizgraph.com/api/public/ver0.2/companies"
                      + $"?keyword={keyword}&limit=20&lang=en";
        var searchJson = await http.GetStringAsync(searchUrl);
        Console.WriteLine(searchJson);

        // 企業詳細
        var detailUrl = "https://openbizgraph.com/api/public/ver0.2/companies/1001?lang=en";
        var detailJson = await http.GetStringAsync(detailUrl);
        Console.WriteLine(detailJson);
    }
}