[{"data":1,"prerenderedAt":75},["ShallowReactive",2],{"tool-related-blog-ja-image-to-pdf":3},[4,28,55],{"slug":5,"locale":6,"title":7,"description":8,"date":9,"author":10,"tags":11,"readingTime":16,"recommendedTools":17},"image-to-pdf-page-size-margins-quality-guide","ja","画像をPDFに変換：ページサイズ・余白・鮮明さ","画像に合わせたサイズ、A4、Letterの違いと、全体表示・塗りつぶし・余白の設定を解説。ファイル容量、文字の読みやすさ、OCRの必要性も確認します。","2026-09-14","DocCrunch Team",[12,13,14,15],"画像をPDFに変換","PDFページサイズ","PDFの余白","画像の鮮明さ",5,[18,20,22,24,26],{"slug":19},"image-to-pdf",{"slug":21},"image-crop",{"slug":23},"image-resize",{"slug":25},"image-compress",{"slug":27},"image-to-word",{"slug":29,"locale":6,"title":30,"description":31,"date":32,"updated":32,"author":10,"tags":33,"readingTime":37,"recommendedTools":38},"doccrunch-image-compress-three-modes","DocCrunch画像圧縮：JPG、PNG、WebPを軽くする3つのモード","DocCrunchの画像圧縮は、クリア、バランス、極小の3モードでJPG、PNG、WebPを一括圧縮できます。ブラウザ内のローカル処理で、圧縮前後のサイズも確認できます。","2026-06-15",[34,35,36],"画像圧縮","ローカル処理","一括圧縮",1,[39,41,44,48,52],{"slug":25,"label":34,"description":40},"クリア、バランス、極小モードでJPG、PNG、WebPを圧縮します。",{"slug":23,"label":42,"description":43},"画像リサイズ","圧縮前にサイズを調整して、さらに軽くできます。",{"slug":45,"label":46,"description":47},"convert-to-jpg","画像形式変換","PNGやWebPを、用途に応じてJPGへ変換します。",{"slug":49,"label":50,"description":51},"gif-compress","GIF圧縮","アニメーションGIFの容量を専用フローで削減します。",{"slug":19,"label":53,"description":54},"画像からPDF","圧縮した画像をPDFにまとめます。",{"slug":56,"locale":6,"title":57,"description":58,"date":32,"updated":32,"author":10,"tags":59,"readingTime":37,"recommendedTools":62},"image-format-convert-jpg-png-webp-guide","無料画像形式変換ツール：JPG、PNG、WebP、AVIF、TIFFをまとめて変換","無料画像形式変換ツール：JPG、PNG、WebP、AVIF、TIFFをまとめて変換の実用ガイド。無料オンラインで、不要なアップロードを減らしながらブラウザ内のローカル処理と関連DocCrunchツールを使えます。",[60,35,61],"無料オンラインツール","作業効率化",[63,65,67,71,73],{"slug":45,"label":46,"description":64},"画像形式変換を使うと、この工程をブラウザ内で完了できます。",{"slug":25,"label":34,"description":66},"画像圧縮を使うと、この工程をブラウザ内で完了できます。",{"slug":68,"label":69,"description":70},"image-remove-bg","AI背景削除","AI背景削除を使うと、この工程をブラウザ内で完了できます。",{"slug":49,"label":50,"description":72},"GIF圧縮を使うと、この工程をブラウザ内で完了できます。",{"slug":19,"label":12,"description":74},"画像をPDFに変換を使うと、この工程をブラウザ内で完了できます。",1789443074726]