LZH File Format

LHA/LZH Archive category

LZH は日本で広く使われた圧縮形式です。古いソフトの配布やアーカイブ資産に残っています。

Typical use: 古い LZH を ZIP に変換して現代の環境で扱います。

About the LZH format

LZH は日本で広く使われた圧縮形式です。古いソフトの配布やアーカイブ資産に残っています。

現在は ZIP や 7Z が主流です。残っているファイルは展開して変換するのが実用的です。

Strengths

✓ 国内の古い資産を読める
✓ 圧縮率は当時として良好

Limitations

✗ 現在は利用が少ない
✗ 展開ソフトを選ぶ

Compression: LZ (LHA variants)
Encryption: None
Bundling: Multi-file
Best for: Retro software archives

Convert LZH to…

12 direct directions plus 3 workflows, sorted A–Z; 🔥 marks popular targets.

LZH を 7Z に変換 Hot LZH を APK に変換 LZH を JAR に変換 LZH を TAR に変換 Hot LZH を TAR.BZ2 に変換 LZH を TAR.GZ に変換 Hot LZH を TAR.XZ に変換 LZH を TBZ2 に変換 LZH を TGZ に変換 LZH を TXZ に変換 LZH を WIM に変換 LZH を ZIP に変換 Hot

Cross-engine workflows

LZH を BZ2 に変換 LZH を GZ に変換 LZH を XZ に変換

Frequently asked questions

What is a LZH file?

LZH (LHA) is the archive format of the Japanese PC-98 era and Amiga scene — still attached to old downloads and doujin material.

How do I convert LZH files online?

Pick a target format from the "Convert LZH to…" list below, drop your file and hit convert. Everything runs in your browser — no install, no upload, no watermark, no limits.

Is it safe to convert LZH files here?

Yes. Every conversion is performed by your own device inside the browser — files never leave for a server, and the page keeps working even offline.

Which formats can LZH convert to?

This page lists all 15 directions across documents, images, audio, video, spreadsheets and archives — each one is its own free converter page.