[{"data":1,"prerenderedAt":240},["ShallowReactive",2],{"$fWxxJvFgmXDk_zsMUfZrBtCAH359mhh95RdoFkn1E3qM":3,"$fViWGCxnW4AuD-jn7j5lwD7KTV5hLjRFPOaBA7js6_Hg":22,"$fyEWJDDa2qqCDU1Q-sNJI2harX7YEDxcGVMWxslypo-M":37,"$frkPWS-W-HR_wzF5gg_cA7BLnveKe56Z4TliZHPOKDJU":142,"$fuv7GqsmZgJGGpW5u5wQ2tUyfRTMBIej65DVJTUMDRe8":236},[4],{"id":5,"updatedAt":6,"createdAt":7,"contentType":8,"title":9,"metaDescription":7,"slug":10,"thumbnail":11,"isPickUp":15,"tag":16,"content":7,"isNoIndex":20,"hidePointCarouselContent":20,"banner":20,"bannerText":7,"ctaUrl":7,"ctaText":7,"delay":21,"compareTableCtaText":7,"showInColumnPage":15},"ccfq850myq3","2026-05-11T04:18:09.798Z","","ColumnPage","NISAの仕組みから始め方まで一気に分かる","what-is-nisa",{"url":12,"width":13,"height":14},"/_images/809a62e2b7c5d0b4e2a4b4a45a638869.webp",1125,480,true,{"id":17,"contentType":18,"title":19,"slug":17},"nisa","ColumnTag","NISA",false,0,[23],{"id":24,"updatedAt":25,"createdAt":26,"contentType":8,"title":27,"metaDescription":7,"slug":28,"thumbnail":29,"isPickUp":20,"tag":33,"content":36,"isNoIndex":20,"hidePointCarouselContent":20,"banner":20,"bannerText":7,"ctaUrl":7,"ctaText":7,"delay":21,"compareTableCtaText":7,"showInColumnPage":20},"y88qifopxu","2026-02-19T02:09:51.639Z","2026-02-12T06:33:06.511Z","会社員こそ知っておきたい節税できる3つの方法を紹介","027",{"url":30,"width":31,"height":32},"/_images/ba5c7e02277810f3ef9b4c20b8a55717.webp",1000,667,{"id":34,"contentType":18,"title":35,"slug":34},"ipo","IPO","## 会社員が知るべき節税の基本\n\n会社員の給与には所得税や住民税がかかりますが、意外に見落とされがちな控除や制度を上手に活用すれば、節税効果を高めることが可能です。特に、年末調整だけに頼らず、自分で情報収集を行うことで得られるメリットは大きいでしょう。ここでは、会社員こそ押さえておきたい三つの具体的な節税方法を紹介します。\n\n### 所得控除の種類を押さえる\n会社員にとって代表的な控除として、医療費控除や生命保険料控除などが挙げられます。医療費控除では、年間の医療費が一定額を超えた場合に確定申告で税金の還付を受けることができます。また、生命保険料や地震保険料を支払っている場合も、支払額に応じて控除を申請できるため、結果的に課税所得を減らし、所得税や住民税の負担を低減させる効果が期待できます。\n\n## iDeCoを活用して将来を見据える\n会社員でも加入できる個人型確定拠出年金（iDeCo）は、将来の年金を自分で積み立てつつ節税効果も得られる制度です。拠出した掛金は全額所得控除となり、毎月の積み立てがダイレクトに税負担を軽減してくれます。さらに、受取時にも一定の税制優遇が適用されるため、老後資金を効率的に準備したい方に最適です。\n\n### 運用益が非課税になる\niDeCoの運用益は非課税で再投資されるため、複利効果を最大限に生かしやすい点が大きなメリットです。通常の投資商品であれば税金が引かれる部分をそのまま再投資できるため、長期的に見ると資産形成に大きく寄与します。\n\n## ふるさと納税の特典を活用\nふるさと納税では、選んだ自治体に寄付を行うことで、寄付額から2,000円を引いた分が所得税や住民税から差し引かれます。加えて、自治体によっては返礼品として名産品や特産品を受け取れる点が人気の理由です。寄付先の数や寄付額に応じて必要な手続きが異なるため、制度を正しく理解しておくことが大切です。\n\n### 手続き方法をチェック\n会社員であれば、ワンストップ特例制度を利用することで確定申告の手続きを簡略化できます。ただし、寄付先が多い場合や医療費控除など他の申告が必要な場合は、確定申告を行う必要があります。制度を正しく使いこなし、自分に合った方法で節税を実践してみてください。",{"id":38,"managedName":39,"service":40},"mcms-pickup","rightColumnPickUpService",{"id":41,"updatedAt":42,"createdAt":43,"contentType":44,"name":45,"slug":46,"affParamName":47,"affLinks":48,"logo":54,"banners":58,"score":63,"pointText":64,"nisaCommission":65,"nisaItemsCount":72,"nisaCreditCardAccumulation":83,"nisaRecommendPoint":89,"defaultCommission":90,"defaultItemsCount":110,"defaultCreditCardAccumulation":129,"defaultTool":132,"defaultRecommendPoint":133,"defaultRecommendPointJson":134,"yutaiCommission":137,"yutaiDomesticStock":138,"yutaiSingleStockPurchase":20,"yutaiSearchTool":139,"yutaiRecommendPoint":7,"surpervisorComment":140,"campaignContent":141,"comparisonTableButtonUpperText":45,"forNisa":15,"forDefault":15,"forIdeco":15,"forRobo":20,"hasInvestmentTrustItems":15,"hasDomesticItems":15,"hasIpoItems":15,"hasMiniItems":15,"hasMarginItems":15,"hasFuturesItems":15,"forBeginner":15,"hasManyItems":15,"easyToUseApp":15,"hasManySupport":15,"commissionAmount":21},"3_qgai_owk-r","2026-04-10T11:26:57.972Z","2026-02-12T06:00:06.591Z","Service","松井証券","matsui","add",{"ipo":49,"usa":50,"nisa":51,"general":52,"investment-trust":53,"credit-card-accumulation":51},"https://h.accesstrade.net/sp/cc?rk=0100pwcq00o8ys","https://h.accesstrade.net/sp/cc?rk=0100pyy800o8ys","https://h.accesstrade.net/sp/cc?rk=0100pvl400o8ys","https://h.accesstrade.net/sp/cc?rk=0100pwcr00o8ys","https://h.accesstrade.net/sp/cc?rk=0100pyy700o8ys",{"url":55,"width":56,"height":57},"/_images/cfb9e1329808020da957af906c52ac48.webp",305,160,{"ipo":59,"usa":60,"nisa":61,"general":61,"investment-trust":62,"credit-card-accumulation":61},"/_images/9b56f3eb8fc0d2205223469b29abe562.webp","/_images/947ccc95ffd4af74fa3e80177c8fc9f5.webp","/_images/60b668efe3fcb64fdbd42051e6a3b543.webp","/_images/a3eaba1c063c28a6d848dc3c3c095d58.webp",4.2,"\u003Cspan class=\"color-red-600\">創業100年\u003C/span>を迎える歴史と実績\u003Cbr />サポート体制では最高評価の\u003Cspan class=\"color-red-600\">三つ星を獲得\u003C/span>",{"usa":66,"general":69,"domestic":70,"investmentTrust":71},{"text":67,"rating":68},"0円",4,{"text":67,"rating":68},{"text":67,"rating":68},{"text":67,"rating":68},{"usa":73,"japan":75,"general":76,"investmentTrust":77,"growthInvestment":78,"accumulatedInvestment":81},{"text":74,"rating":68},"豊富",{"text":74,"rating":68},{"text":74,"rating":68},{"text":74,"rating":68},{"text":79,"rating":80},"1,152本",3,{"text":82,"rating":68},"247本",{"point":84,"amount":86,"creditCardName":88,"canCreditCardAccumulation":15},{"text":85,"rating":80},"Oki Dokiポイント\u003Cbr/>0.5〜1.0%",{"text":87,"rating":68},"100円〜","JCBカード","\u003Cspan class='color-red-600'>手数料が最安水準！\u003C/span>\u003Cbr>\u003Cspan class='text-underline font-weight-bold'>当サイト限定3,000ptプレゼント\u003C/span>",{"perDay":91,"general":101,"noticeText":102,"perTransaction":103},{"per10":92,"per30":93,"per50":95,"per100":97,"per300":99},{"text":67,"rating":80},{"text":67,"rating":94},2,{"text":67,"rating":96},1,{"text":98,"rating":68},"1,100円",{"text":100,"rating":80},"3,300円",{"text":67,"rating":68},"※100万円増えるごとに1,100円(税込)加算\u003Cbr>※日額定額のみ",{"per10":104,"per30":106,"per50":107,"per100":108,"per300":109},{"text":105,"rating":80},"-",{"text":105,"rating":94},{"text":105,"rating":96},{"text":105,"rating":68},{"text":105,"rating":80},{"ipo":111,"usa":113,"mini":115,"nisa":117,"china":118,"night":120,"korean":121,"margin":122,"futures":123,"general":124,"domestic":125,"investmentTrust":127},{"text":112,"rating":68},"70社",{"text":114,"rating":68},"5,014本",{"text":116,"rating":80},"対応あり",{"text":116,"rating":80},{"text":119,"rating":96},"0本",{"text":116,"rating":80},{"text":119,"rating":96},{"text":116,"rating":80},{"text":116,"rating":80},{"text":74,"rating":68},{"text":126,"rating":68},"4,051本",{"text":128,"rating":68},"1,938本",{"point":130,"amount":131,"creditCardName":88,"canCreditCardAccumulation":15},{"text":85,"rating":80},{"text":87,"rating":68},{"rating":80},"創業100年の信頼と実績\u003Cbr>手数料は\u003Cspan class=\"color-red-600\">業界最安級！\u003C/span>",{"ipo":135,"margin":135,"general":136,"commission":135},"\u003Cspan class='color-red-600'>株主優待名人の桐谷さんが愛用！\u003C/span>\u003Cbr>電話サポートサービスが魅力","\u003Cspan class='color-red-600'>電話相談サービス\u003C/span>が魅力\u003Cbr>\u003Cspan class='text-underline font-weight-bold'>プロに投資相談したい人におすすめ\u003C/span>",{},{},{},"##### 初心者でも安心の電話サポートあり(無料)\nネット証券で唯一、専門家に\u003Cspan class=\"text-underline font-weight-bold\">銘柄探しや取引タイミング\u003C/span>などの株式投資に関して\u003Cspan class=\"text-underline font-weight-bold\">電話で無料相談できる\u003C/span>\u003Cspan class=\"font-weight-bold\">「株の取引相談窓口」\u003C/span>というサービスがあり、初心者でも安心して取引を始めることが可能です。\n\n##### 投資信託を保有するだけでポイントがもらえる\n松井証券では投資信託の保有金額に応じて\u003Cspan class=\"text-underline font-weight-bold\">最大1％\u003C/span>の松井証券ポイントが付与され、\u003Cspan class=\"text-underline font-weight-bold\">他社と比較しても最高の還元率\u003C/span>となっています。\n松井証券ポイントは「Amazonギフトカード」「PayPayポイント」「dポイント」など、\u003Cspan class=\"text-underline font-weight-bold\">3,000種類以上のポイントや商品に交換することが可能\u003C/span>です。\n\n##### 手数料が業界最安級\nNISA口座での取引であれば\u003Cspan class=\"text-underline font-weight-bold\">売買手数料が全て無料\u003C/span>！\u003Cbr>通常口座の取引でも1日50万円以下の取引であれば\u003Cspan class=\"text-underline font-weight-bold\">国内株の手数料が完全に無料\u003C/span>となっており、業界最安級となっています。","【当サイト限定！】口座開設＆条件達成で\u003Cspan class=\"mobile-display-block\">\u003Cspan class=\"text-underline font-size-md\">3,000pt\u003C/span>プレゼント！\n\n\u003Cimg src=\"/_images/09bb0db855d72e6f49ea3168da7c71ce.webp\" alt=\"松井証券キャンペーン画像\" width=\"325\" height=\"130\" />",{"id":143,"managedName":144,"service":145},"mcms-ad","rightColumnAdService",{"id":146,"updatedAt":147,"createdAt":148,"contentType":44,"name":149,"slug":150,"affParamName":151,"affLinks":152,"logo":156,"banners":160,"score":68,"pointText":162,"nisaCommission":163,"nisaItemsCount":168,"nisaCreditCardAccumulation":178,"nisaRecommendPoint":183,"defaultCommission":184,"defaultItemsCount":206,"defaultCreditCardAccumulation":223,"defaultTool":226,"defaultRecommendPoint":227,"defaultRecommendPointJson":228,"yutaiCommission":230,"yutaiDomesticStock":231,"yutaiSingleStockPurchase":20,"yutaiSearchTool":232,"yutaiRecommendPoint":7,"surpervisorComment":233,"campaignContent":234,"comparisonTableButtonUpperText":149,"forNisa":15,"forDefault":15,"forIdeco":20,"forRobo":20,"hasInvestmentTrustItems":15,"hasDomesticItems":15,"hasIpoItems":15,"hasMiniItems":15,"hasMarginItems":15,"hasFuturesItems":15,"forBeginner":15,"hasManyItems":15,"easyToUseApp":15,"hasManySupport":15,"commissionAmount":235},"dao0qyr1fwa","2026-05-15T03:37:42.063Z","2026-02-12T06:00:04.864Z","マネックス証券","monex","subid",{"ipo":153,"usa":154,"mini":153,"gold":154,"nisa":153,"general":155,"investment-trust":155,"credit-card-accumulation":155},"https://t.colorads-canvas.net/click?mpid=iJc3Zmhlwu&aid=cktFV5J9O0&pid=TolRsb3Ex6","https://t.colorads-canvas.net/click?pid=TolRsb3Ex6&aid=35x32BaEHN&mpid=iJc3Zmhlwu","https://t.colorads-canvas.net/click?pid=TolRsb3Ex6&aid=vc37iVQSYy&mpid=iJc3Zmhlwu",{"url":157,"width":158,"height":159},"/_images/f84dc81a89a8d1a5e9d5185833e214d3.webp",887,272,{"ipo":161,"usa":161,"mini":161,"nisa":161,"general":161,"investment-trust":161,"credit-card-accumulation":161},"/_images/1a7f6bfe375a1e7a2267dc77cbda4820.webp","\u003Cspan class=\"color-red-600\">NTTドコモのグループ会社\u003C/span>\u003Cbr />投資しながら\u003Cspan class=\"color-red-600\">ポイントが高還元率\u003C/span>で貯まる",{"usa":164,"general":165,"domestic":166,"investmentTrust":167},{"text":67,"rating":68},{"text":67,"rating":68},{"text":67,"rating":68},{"text":67,"rating":68},{"usa":169,"japan":170,"general":171,"investmentTrust":173,"growthInvestment":174,"accumulatedInvestment":176},{"text":74,"rating":68},{"text":74,"rating":68},{"text":172,"rating":80},"多い",{"text":172,"rating":80},{"text":175,"rating":80},"1,181本",{"text":177,"rating":80},"234本",{"point":179,"amount":181,"creditCardName":182,"canCreditCardAccumulation":15},{"text":180,"rating":68},"dポイント\u003Cbr />1.1～3.1％",{"text":87,"rating":68},"dカード\u003Cbr />マネックスカード","\u003Cspan class='color-red-600'>dポイント\u003C/span>が高還元率で貯まる\u003Cbr>\u003Cspan class='text-underline font-weight-bold'>ドコモユーザーにおすすめ\u003C/span>",{"perDay":185,"general":193,"noticeText":195,"perTransaction":196},{"per10":186,"per30":188,"per50":189,"per100":190,"per300":191},{"text":187,"rating":80},"550円",{"text":187,"rating":94},{"text":187,"rating":96},{"text":187,"rating":68},{"text":192,"rating":80},"2,750円",{"text":194,"rating":80},"99円"," ",{"per10":197,"per30":198,"per50":200,"per100":202,"per300":204},{"text":194,"rating":80},{"text":199,"rating":94},"115円",{"text":201,"rating":96},"275円",{"text":203,"rating":68},"535円",{"text":205,"rating":80},"1,013円",{"ipo":207,"usa":209,"mini":211,"nisa":212,"china":213,"night":215,"korean":216,"margin":217,"futures":218,"general":219,"domestic":220,"investmentTrust":221},{"text":208,"rating":80},"53社",{"text":210,"rating":68},"4,414本",{"text":116,"rating":80},{"text":116,"rating":80},{"text":214,"rating":68},"2,000本",{"text":116,"rating":80},{"text":119,"rating":96},{"text":116,"rating":80},{"text":116,"rating":80},{"text":172,"rating":80},{"text":126,"rating":68},{"text":222,"rating":80},"1,765本",{"point":224,"amount":225,"creditCardName":182,"canCreditCardAccumulation":15},{"text":180,"rating":68},{"text":87,"rating":68},{"rating":80},"\u003Cspan class=\"color-red-600\">dカード\u003C/span>でポイントが貯まる。\u003Cbr>\u003Cspan class=\"color-red-600\">最大3.1％の高還元率\u003C/span>が特徴！",{"ipo":229,"margin":229,"general":183,"commission":229},"\u003Cspan class='color-red-600'>dカード\u003C/span>でポイントが貯まる。\u003Cbr>\u003Cspan class='color-red-600'>最大3.1％の高還元率\u003C/span>が特徴！",{},{},{},"##### クレカ積立が高還元率\ndカードで決済するとポイントが最大1.1～3.1％たまり、\u003Cspan class=\"text-underline font-weight-bold\">ネット証券の中でも高い還元率\u003C/span>を誇ります。（dカードは\u003Cspan class=\"text-underline font-weight-bold\">口座開設と同時に発行\u003C/span>が可能）\n\n##### 初心者も使いやすいアプリツール\n「マネックス証券アプリ」では投資信託や株の取引を\u003Cspan class=\"text-underline font-weight-bold\">アプリ上で簡単に操作\u003C/span>できます。\nApp Storeでも★4.3と高く評価されており、\u003Cspan class=\"text-underline font-weight-bold\">初心者でも直観的に操作することが可能\u003C/span>です。\n\n##### 外国株に強い\n\u003Cspan class=\"text-underline font-weight-bold\">米国株式や中国株式の取り扱い銘柄数は他社に比べて充実\u003C/span>しており、現物取引手数料もネット証券の中で最安級となっています。","新規口座開設&条件達成で\u003Cspan class=\"mobile-display-block\">\u003Cspan class=\"text-underline font-size-md\">最大2,000ポイント\u003C/span>もらえる！\u003C/span>\n\n\u003Cimg src=\"/_images/a60b5547cb29d98b2a50582765bdf02b.webp\" alt=\"マネックス証券キャンペーン画像\" width=\"325\" height=\"130\" />",100,[237],{"id":24,"updatedAt":25,"createdAt":26,"contentType":8,"title":27,"metaDescription":7,"slug":28,"thumbnail":238,"isPickUp":20,"tag":239,"content":36,"isNoIndex":20,"hidePointCarouselContent":20,"banner":20,"bannerText":7,"ctaUrl":7,"ctaText":7,"delay":21,"compareTableCtaText":7,"showInColumnPage":20},{"url":30,"width":31,"height":32},{"id":34,"contentType":18,"title":35,"slug":34},1778845489702]