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	<title>新NISA 下落 | 0からはじめるお金の教科書</title>
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	<description>将来にそなえるお金の知識と資産形成のコツ</description>
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	<title>新NISA 下落 | 0からはじめるお金の教科書</title>
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		<title>新NISAが暴落したらどうする？初心者が絶対にやってはいけないNG行動5選</title>
		<link>https://moneylog365.com/if-newnisa-crashes/</link>
					<comments>https://moneylog365.com/if-newnisa-crashes/#respond</comments>
		
		<dc:creator><![CDATA[Noa]]></dc:creator>
		<pubDate>Mon, 04 May 2026 13:00:00 +0000</pubDate>
				<category><![CDATA[FIRE・資産形成]]></category>
		<category><![CDATA[つみたてNISA]]></category>
		<category><![CDATA[SBI証券 クレカ積立]]></category>
		<category><![CDATA[投資 暴落 対処]]></category>
		<category><![CDATA[投資初心者 暴落]]></category>
		<category><![CDATA[新NISA 下落]]></category>
		<category><![CDATA[新NISA 売るべき]]></category>
		<category><![CDATA[新NISA 暴落]]></category>
		<category><![CDATA[新NISA 暴落時]]></category>
		<category><![CDATA[積立投資 暴落]]></category>
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					<description><![CDATA[新NISAを始めたあとに暴落すると、 と不安になりますよね。 結論から言うと👇 まず結論｜暴落時は「売らない・続ける」が基本 👉 初心者が一番やってはいけないのは「焦って売ること」です。 なぜ暴落時に売ってはいけないのか [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">新NISAを始めたあとに暴落すると、</p>



<ul class="wp-block-list">
<li>このまま続けて大丈夫？</li>



<li>今すぐ売った方がいい？</li>



<li>もっと下がるのでは？</li>
</ul>



<p class="wp-block-paragraph">と不安になりますよね。</p>



<p class="wp-block-paragraph">結論から言うと👇</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">まず結論｜暴落時は「売らない・続ける」が基本</h1>



<pre class="wp-block-code"><code>売らない<br>積立を止めない<br>長期で続ける</code></pre>



<p class="wp-block-paragraph">👉 初心者が一番やってはいけないのは「焦って売ること」です。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">なぜ暴落時に売ってはいけないのか？</h1>



<hr class="wp-block-separator has-alpha-channel-opacity"/>




  <div id="toc" class="toc tnt-number toc-center tnt-number border-element"><input type="checkbox" class="toc-checkbox" id="toc-checkbox-2"><label class="toc-title" for="toc-checkbox-2">目次</label>
    <div class="toc-content">
    <ol class="toc-list open"></li><li><a href="#toc1" tabindex="0">結論</a></li><li><a href="#toc2" tabindex="0">理由</a></li><li><a href="#toc3" tabindex="0">具体例</a></li><li><a href="#toc4" tabindex="0">結論</a></li><li><a href="#toc5" tabindex="0">理由</a></li><li><a href="#toc6" tabindex="0">具体例</a></li><li><a href="#toc7" tabindex="0">結論</a></li><li><a href="#toc8" tabindex="0">理由</a></li><li><a href="#toc9" tabindex="0">具体例</a></li><li><a href="#toc10" tabindex="0">結論</a></li><li><a href="#toc11" tabindex="0">理由</a></li><li><a href="#toc12" tabindex="0">具体例</a></li><li><a href="#toc13" tabindex="0">結論</a></li><li><a href="#toc14" tabindex="0">理由</a></li><li><a href="#toc15" tabindex="0">よくある例</a></li><li><a href="#toc16" tabindex="0">結論</a></li><li><a href="#toc17" tabindex="0">理由</a></li><li><a href="#toc18" tabindex="0">具体例</a></li><li><a href="#toc19" tabindex="0">結論</a></li><li><a href="#toc20" tabindex="0">理由</a></li><li><a href="#toc21" tabindex="0">具体例</a></li><li><a href="#toc22" tabindex="0">理由</a></li><li><a href="#toc23" tabindex="0">おすすめ</a></li><li><a href="#toc24" tabindex="0">結論</a></li><li><a href="#toc25" tabindex="0">理由</a></li><li><a href="#toc26" tabindex="0">具体例</a></li></ol>
    </div>
  </div>

<h2 class="wp-block-heading"><span id="toc1">結論</span></h2>



<p class="wp-block-paragraph">👉 下がった時に売ると損が確定するから</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc2">理由</span></h2>



<p class="wp-block-paragraph">投資の損益は「売った時」に確定します。</p>



<p class="wp-block-paragraph">暴落中に焦って売ってしまうと、回復前に損失を確定してしまう可能性があります。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc3">具体例</span></h2>



<p class="wp-block-paragraph">例えば、</p>



<ul class="wp-block-list">
<li>100万円 → 70万円に下落</li>



<li>怖くなって売却</li>
</ul>



<p class="wp-block-paragraph">その後、相場が回復しても戻れません。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<p class="wp-block-paragraph">👉 実際、多くの初心者がここで失敗します。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">暴落時に初心者がやりがちなNG行動5選</h1>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">NG①｜慌てて全部売る</h1>



<figure class="wp-block-image size-large"><img fetchpriority="high" decoding="async" width="1024" height="683" src="https://moneylog365.com/wp-content/uploads/2026/05/c01d599080c1aebf272e03d721cdfcda-1024x683.jpg" alt="NG①｜慌てて全部売る" class="wp-image-967" srcset="https://moneylog365.com/wp-content/uploads/2026/05/c01d599080c1aebf272e03d721cdfcda-1024x683.jpg 1024w, https://moneylog365.com/wp-content/uploads/2026/05/c01d599080c1aebf272e03d721cdfcda-300x200.jpg 300w, https://moneylog365.com/wp-content/uploads/2026/05/c01d599080c1aebf272e03d721cdfcda-768x512.jpg 768w, https://moneylog365.com/wp-content/uploads/2026/05/c01d599080c1aebf272e03d721cdfcda.jpg 1536w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc4">結論</span></h2>



<p class="wp-block-paragraph">👉 一番やってはいけない行動</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc5">理由</span></h2>



<p class="wp-block-paragraph">暴落は一時的なことも多いからです。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc6">具体例</span></h2>



<p class="wp-block-paragraph">リーマンショックやコロナショック後も、長期では回復しています。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">NG②｜積立を止める</h1>



<figure class="wp-block-image size-large"><img decoding="async" width="1024" height="683" src="https://moneylog365.com/wp-content/uploads/2026/05/9dadd0895176575488a6bfe9be770474-1024x683.jpg" alt="NG②｜積立を止める" class="wp-image-968" srcset="https://moneylog365.com/wp-content/uploads/2026/05/9dadd0895176575488a6bfe9be770474-1024x683.jpg 1024w, https://moneylog365.com/wp-content/uploads/2026/05/9dadd0895176575488a6bfe9be770474-300x200.jpg 300w, https://moneylog365.com/wp-content/uploads/2026/05/9dadd0895176575488a6bfe9be770474-768x512.jpg 768w, https://moneylog365.com/wp-content/uploads/2026/05/9dadd0895176575488a6bfe9be770474.jpg 1536w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc7">結論</span></h2>



<p class="wp-block-paragraph">👉 むしろ続けた方が有利</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc8">理由</span></h2>



<p class="wp-block-paragraph">価格が安い時に多く買えるからです。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc9">具体例</span></h2>



<p class="wp-block-paragraph">積立投資は、</p>



<ul class="wp-block-list">
<li>高い時 → 少なく買う</li>



<li>安い時 → 多く買う</li>
</ul>



<p class="wp-block-paragraph">という仕組みになります。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">なぜ積立投資は暴落に強いのか？</h1>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc10">結論</span></h2>



<p class="wp-block-paragraph">👉 長期で平均購入単価を下げられる</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc11">理由</span></h2>



<p class="wp-block-paragraph">これを「ドルコスト平均法」と呼びます。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc12">具体例</span></h2>



<p class="wp-block-paragraph">毎月自動で積立すると、相場を気にせず投資できます。</p>



<p class="wp-block-paragraph">「どれくらい積み立てればいいか迷う人」はこちら👇</p>



<p class="wp-block-paragraph">👉 <a href="https://moneylog365.com/how-much-start-with-newnisa/">毎月いくら積み立てるべき？</a></p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">NG③｜SNSの情報だけで判断する</h1>



<figure class="wp-block-image size-large"><img decoding="async" width="1024" height="683" src="https://moneylog365.com/wp-content/uploads/2026/05/cf85de1b9320d30d2d7e55c851053655-1024x683.jpg" alt="NG③｜SNSの情報だけで判断する" class="wp-image-969" srcset="https://moneylog365.com/wp-content/uploads/2026/05/cf85de1b9320d30d2d7e55c851053655-1024x683.jpg 1024w, https://moneylog365.com/wp-content/uploads/2026/05/cf85de1b9320d30d2d7e55c851053655-300x200.jpg 300w, https://moneylog365.com/wp-content/uploads/2026/05/cf85de1b9320d30d2d7e55c851053655-768x512.jpg 768w, https://moneylog365.com/wp-content/uploads/2026/05/cf85de1b9320d30d2d7e55c851053655.jpg 1536w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc13">結論</span></h2>



<p class="wp-block-paragraph">👉 不安を煽る情報に注意</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc14">理由</span></h2>



<p class="wp-block-paragraph">暴落時は極端な意見が増えます。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc15">よくある例</span></h2>



<ul class="wp-block-list">
<li>「もう終わり」</li>



<li>「全部売った方がいい」</li>
</ul>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<p class="wp-block-paragraph">👉 冷静さを失いやすいので注意</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">NG④｜短期間で結果を求める</h1>



<figure class="wp-block-image size-large"><img decoding="async" width="1024" height="683" src="https://moneylog365.com/wp-content/uploads/2026/05/8a46516d55b4238e424128a7d11f2a78-1024x683.jpg" alt="NG④｜短期間で結果を求める" class="wp-image-970" srcset="https://moneylog365.com/wp-content/uploads/2026/05/8a46516d55b4238e424128a7d11f2a78-1024x683.jpg 1024w, https://moneylog365.com/wp-content/uploads/2026/05/8a46516d55b4238e424128a7d11f2a78-300x200.jpg 300w, https://moneylog365.com/wp-content/uploads/2026/05/8a46516d55b4238e424128a7d11f2a78-768x512.jpg 768w, https://moneylog365.com/wp-content/uploads/2026/05/8a46516d55b4238e424128a7d11f2a78.jpg 1536w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc16">結論</span></h2>



<p class="wp-block-paragraph">👉 新NISAは長期投資向け</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc17">理由</span></h2>



<p class="wp-block-paragraph">数ヶ月〜1年で結果を見るものではありません。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc18">具体例</span></h2>



<p class="wp-block-paragraph">10年以上の長期運用で複利効果が大きくなります。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">NG⑤｜無理な金額で積立する</h1>



<figure class="wp-block-image size-large"><img decoding="async" width="1024" height="683" src="https://moneylog365.com/wp-content/uploads/2026/05/6848830a28223b5cab15f25bbc652b01-1024x683.jpg" alt="NG⑤｜無理な金額で積立する" class="wp-image-971" srcset="https://moneylog365.com/wp-content/uploads/2026/05/6848830a28223b5cab15f25bbc652b01-1024x683.jpg 1024w, https://moneylog365.com/wp-content/uploads/2026/05/6848830a28223b5cab15f25bbc652b01-300x200.jpg 300w, https://moneylog365.com/wp-content/uploads/2026/05/6848830a28223b5cab15f25bbc652b01-768x512.jpg 768w, https://moneylog365.com/wp-content/uploads/2026/05/6848830a28223b5cab15f25bbc652b01.jpg 1536w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc19">結論</span></h2>



<p class="wp-block-paragraph">👉 続けられる金額が最優先</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc20">理由</span></h2>



<p class="wp-block-paragraph">生活費を削りすぎると、暴落時に不安が大きくなるからです。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc21">具体例</span></h2>



<ul class="wp-block-list">
<li>月5万円 → 苦しい</li>



<li>月1万円 → 続けやすい</li>
</ul>



<p class="wp-block-paragraph">なら後者の方が成功しやすいです。</p>



<p class="wp-block-paragraph">暴落時でも持ち続けやすい銘柄選びも重要です👇</p>



<p class="wp-block-paragraph">👉 <a href="https://moneylog365.com/newnisa-recommended-stock-ranking/">新NISAおすすめ銘柄ランキング</a></p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">暴落時にやるべき正しい行動</h1>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">① 積立を継続する</h1>



<p class="wp-block-paragraph">👉 一番重要</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">② 証券口座を見すぎない</h1>



<p class="wp-block-paragraph">👉 毎日見ると不安になります。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">③ 長期目線に戻る</h1>



<p class="wp-block-paragraph">👉 新NISAは10年〜20年の投資です。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">クレカ積立は暴落時でも続けやすい</h1>



<figure class="wp-block-image size-large"><img decoding="async" width="1024" height="683" src="https://moneylog365.com/wp-content/uploads/2026/05/48142a7114e8c99488b4c1bb798a5af4-1-1024x683.jpg" alt="クレカ積立は暴落時でも続けやすい" class="wp-image-973" srcset="https://moneylog365.com/wp-content/uploads/2026/05/48142a7114e8c99488b4c1bb798a5af4-1-1024x683.jpg 1024w, https://moneylog365.com/wp-content/uploads/2026/05/48142a7114e8c99488b4c1bb798a5af4-1-300x200.jpg 300w, https://moneylog365.com/wp-content/uploads/2026/05/48142a7114e8c99488b4c1bb798a5af4-1-768x512.jpg 768w, https://moneylog365.com/wp-content/uploads/2026/05/48142a7114e8c99488b4c1bb798a5af4-1.jpg 1536w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc22">理由</span></h2>



<ul class="wp-block-list">
<li>自動化できる</li>



<li>感情で止めにくい</li>



<li>ポイントが貯まる</li>
</ul>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc23">おすすめ</span></h2>



<p class="wp-block-paragraph">👉 SBI証券＋三井住友カード（NL）</p>



<p class="wp-block-paragraph">初心者に人気の積立方法はこちら👇</p>



<p class="wp-block-paragraph">👉 <a href="https://moneylog365.com/setup-credit-card-savings-sbi-securities/">SBI証券のクレカ積立のやり方</a></p>



<p class="wp-block-paragraph">クレカ積立を始めるならこちら👇</p>



<p class="wp-block-paragraph">👉 <a href="https://moneylog365.com/how-to-make-mitsui-sumitomo-card-nl/">三井住友カード（NL）の作り方</a></p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h1 class="wp-block-heading">暴落は“チャンス”でもある</h1>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc24">結論</span></h2>



<p class="wp-block-paragraph">👉 安く買える期間になる</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc25">理由</span></h2>



<p class="wp-block-paragraph">将来回復した時、大きな差になる可能性があるからです。</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<h2 class="wp-block-heading"><span id="toc26">具体例</span></h2>



<p class="wp-block-paragraph">暴落時に積立を続けた人ほど、その後の回復で利益が伸びやすい傾向があります。</p>



<p class="wp-block-paragraph">これから新NISAを始めるなら、まずは証券口座が必要です。</p>



<p class="wp-block-paragraph">👉 <a data-atag-id="2" data-post-id="943" href="https://www.tcs-asp.net/alink?AC=C138882&LC=SBI99&SQ=0&isq=1" title="SBI証券">SBI証券の口座開設はこちら</a>
</p>



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<h1 class="wp-block-heading">まとめ｜暴落時こそ“続ける人”が強い</h1>



<figure class="wp-block-image size-large"><img decoding="async" width="1024" height="683" src="https://moneylog365.com/wp-content/uploads/2026/05/7b4282930e61689c62d64ffe119f5fa7-1024x683.jpg" alt="まとめ｜暴落時こそ“続ける人”が強い" class="wp-image-974" srcset="https://moneylog365.com/wp-content/uploads/2026/05/7b4282930e61689c62d64ffe119f5fa7-1024x683.jpg 1024w, https://moneylog365.com/wp-content/uploads/2026/05/7b4282930e61689c62d64ffe119f5fa7-300x200.jpg 300w, https://moneylog365.com/wp-content/uploads/2026/05/7b4282930e61689c62d64ffe119f5fa7-768x512.jpg 768w, https://moneylog365.com/wp-content/uploads/2026/05/7b4282930e61689c62d64ffe119f5fa7.jpg 1536w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">結論です👇</p>



<ul class="wp-block-list">
<li>焦って売らない</li>



<li>積立を止めない</li>



<li>長期で続ける</li>
</ul>



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<p class="wp-block-paragraph">👉 暴落時に感情で動かないことが重要です。</p>



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<p class="wp-block-paragraph">まずは少額から積立を始めて、「続ける経験」を作りましょう。</p>



<p class="wp-block-paragraph">👉 SBI証券なら100円から積立可能です。</p>



<p class="wp-block-paragraph">👉<a data-atag-id="2" data-post-id="943" href="https://www.tcs-asp.net/alink?AC=C138882&LC=SBI99&SQ=0&isq=1" title="SBI証券">SBI証券の口座開設はこちら</a>
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