{ "spec_version": "4", "endpoint": "history", "stock_code": "6814", "company_name": "古野電気", "content_lang": "ja", "meta_lang": "en", "canonical_url": "https://the-shashi.com/tse/6814/decisions/", "api_url": "/api/6814/history.json", "updated": "2026-09-20", "license": "© 2026 Yutaka Sugiura. All rights reserved.", "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/6814/decisions/", "source": { "long_term": { "primary": [ "有価証券報告書" ], "extraction": "EDINET の XBRL、kabupro 掲載の旧有価証券報告書、会社年鑑・社史等からの転記", "row_field": "reference", "caveat": "創業期から現在までを 1 本に繋いだ長期系列のため、年代により出所・単位・連結範囲が変わる。行ごとの reference / unit / consolidation を必ず参照すること" } }, "title": "古野電気の歴史概略", "eras": [ { "title": "海の中を映す機械──口之津町の集魚灯から世界初の魚群探知機へ", "start_year": 1938, "end_year": 1955 }, { "title": "魚群探知機の1品目から舶用電子機器の総合メーカーへ", "start_year": 1956, "end_year": 1982 }, { "title": "漁船の魚群探知機からタンカーの船橋とカーナビ用GPSまで", "start_year": 1983, "end_year": 2007 }, { "title": "ETC特需の消滅と防衛省への返納金、その先の売上高1,406億円", "start_year": 2008, "end_year": 2026 } ], "overview": [ { "label": "創業", "text": "1938年4月、古野清孝氏が長崎県南高来郡口之津町で古野電気商会を興し、船舶電気工事業を始めた。ラジオ修理から、漁船が夜の操業で灯す集魚灯の修理までを請け負う商会である。海の中が見えないまま漁を続けるのはレントゲンなしに診察するようなものだと考えた古野氏は、弟の清賢氏とともに超音波で魚群を探る装置の開発に取りかかり、1948年12月に世界で初めて魚群探知機を実用化した。同月には合資会社古野電気工業所を創立して本拠を長崎市へ移し、製造と販売の両方を自ら担う。1951年5月に神戸市長田区で水産電気工業が発足し、同年8月には古野電気を設立して合資会社の事業一切を継承させた。" }, { "label": "決断", "text": "海で当てた技術を陸の商品へ転用した20年だけが、戻らなかった。1967年に舶用レーダーが米国と西独の型式検定に合格し、小型レーダーは輸出できないという業界の見立てを覆して輸出が伸びた。1990年代には機関制御と通信を船橋で統合するIBSを開発し、魚群探知機という計器を売る会社から、船橋そのものを組み上げる会社へ売り物を広げている。同じ超音波と電波の技術はETC車載器やカーナビゲーション用GPS受信機へも向けられたが、高速道路の料金割引制度が見直された2011年2月期に産業用電子機器は前年比33.2%減の150億円へ落ち、2015年8月には防衛省への過大請求をめぐって34億7,842万円を返納した。海で積み上げた技術は、陸では制度と発注者の側に業績を委ねることになった。" }, { "label": "現況", "text": "13年先へ置いた売上目標を、6年前倒しで超えた。2018年12月に創立70年を機に定めた経営ビジョンは、2031年2月期に連結売上高1,200億円・営業利益率10%を掲げていたが、2025年2月期に売上高1,269億円・営業利益131億円でこれを満たした。続く2026年2月期は売上高1,406億円、経常利益182億円、当期純利益167億円と、売上・利益とも3期連続で過去最高を更新している。地域別の売上は日本405億円、欧州400億円、アジア370億円、米州155億円で、国外が71%を占める。漁業資源の減少で縮んだ国内の漁船向けを、外航船とプレジャーボートの海外向けで置き換えたことが、日本と欧州がほぼ並ぶ地域構成を作った。" }, { "label": "競合", "text": "日本製の計器が他社の名前で売られた時代に、自社の名だけで出した。日本で生産して外国メーカーのブランドで納めるOEMが一般的だったなかで、古野電気は技術水準の高い代理店と直接契約を締結し、110カ国へフルノブランドで供給した。1974年7月のノルウェーを皮切りに米国・英国へ販売子会社を設立し、1987年から2006年にかけては欧州7カ国へ現地法人を並べている。海外で他社の名で売られていた機器に自社の名を付け直した[日本光電工業](/tse/6849/)と同じ順序だが、古野電気は据え付けただけでは成果の出ない商品として、利用技術の指導まで販売へ組み込んだ。全国71カ所の販売・サービス網が漁の時間に合わせて漁港を回り、聞き取った声を製品へ戻したことが、計器の性能ではなく使わせる手数で選ばれる位置を作った。" } ], "profile": [ { "key": "founding_business", "label": "祖業", "value": "船舶電気工事とラジオ修理" }, { "key": "current_issue", "label": "現在の注力課題", "value": "舶用のライフサイクルサポートと防衛装備品", "tags": [ "サービス化", "新規事業" ] } ], "summary": { "description": "古野電気の歴史。1938年、古野清孝氏が長崎県口之津町で船舶電気工事の古野電気商会を創業し、魚群探知機の実用化に成功。西宮への本社移転、フルノシステムズ、米eRide買収までの沿革と経緯を執筆。" }, "long_term": [ { "year": 1982, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1983, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1984, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1985, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1986, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1987, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1988, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1989, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1990, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1991, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1992, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1993, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1994, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1995, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1996, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1997, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1998, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 1999, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 2000, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 2001, "month": 2, "company_name": "古野電気", "consolidation": "単体", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": null, "sales": null, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": null, "ordinary_profit": null, "net_profit_jp": null, "net_profit": null, "net_margin": null, "employees": null, "reference": null }, { "year": 2002, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 581, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 19, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": 8, "net_margin": 1.376, "employees": null, "reference": null }, { "year": 2003, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 640, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 30, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": 19, "net_margin": 2.968, "employees": null, "reference": null }, { "year": 2004, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 686, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 43, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": 34, "net_margin": 4.956, "employees": null, "reference": null }, { "year": 2005, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 774, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 47, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": 36, "net_margin": 4.651, "employees": null, "reference": null }, { "year": 2006, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 803, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 45, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": 28, "net_margin": 3.486, "employees": null, "reference": null }, { "year": 2007, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 851, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 52, "net_profit_jp": "当期純利益又は当期純損失(△)", "net_profit": 27, "net_margin": 3.172, "employees": null, "reference": null }, { "year": 2008, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 941, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 70, "net_profit_jp": "当期純利益又は当期純損失(△)", "net_profit": 31, "net_margin": 3.294, "employees": null, "reference": null }, { "year": 2009, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 876, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 35, "net_profit_jp": "当期純利益又は当期純損失(△)", "net_profit": 12, "net_margin": 1.369, "employees": null, "reference": null }, { "year": 2010, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 851, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 10, "net_profit_jp": "当期純利益又は当期純損失(△)", "net_profit": -32, "net_margin": -3.761, "employees": null, "reference": null }, { "year": 2011, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 737, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 14, "net_profit_jp": "当期純利益又は当期純損失(△)", "net_profit": 3, "net_margin": 0.407, "employees": null, "reference": null }, { "year": 2012, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 773, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 21, "net_profit_jp": "当期純利益又は当期純損失(△)", "net_profit": -8, "net_margin": -1.035, "employees": 2785, "reference": null }, { "year": 2013, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 716, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 21, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": 16, "net_margin": 2.234, "employees": 2803, "reference": null }, { "year": 2014, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 757, "operating_profit_jp": null, "operating_profit": null, "ordinary_profit_jp": "経常利益", "ordinary_profit": 24, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": -7, "net_margin": -0.925, "employees": 2815, "reference": null }, { "year": 2015, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 860, "operating_profit_jp": "営業利益", "operating_profit": 18, "ordinary_profit_jp": "経常利益", "ordinary_profit": 28, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": -9, "net_margin": -1.047, "employees": 2930, "reference": null }, { "year": 2016, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 897, "operating_profit_jp": "営業利益", "operating_profit": 29, "ordinary_profit_jp": "経常利益", "ordinary_profit": 34, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": 26, "net_margin": 2.898, "employees": 2905, "reference": null }, { "year": 2017, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 787, "operating_profit_jp": "営業利益", "operating_profit": 15, "ordinary_profit_jp": "経常利益", "ordinary_profit": 15, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": 13, "net_margin": 1.651, "employees": 2894, "reference": null }, { "year": 2018, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", "unit": "億円", "sales_jp": "売上高", "sales": 790, "operating_profit_jp": "営業利益", "operating_profit": 20, "ordinary_profit_jp": "経常利益", "ordinary_profit": 19, "net_profit_jp": "親会社株主に帰属する当期純利益", "net_profit": 12, "net_margin": 1.518, "employees": 2920, "reference": null }, { "year": 2019, "month": 2, "company_name": "古野電気", "consolidation": "連結", "accounting_standard": "JGAAP", 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