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CDI CDI Aoi CDI Shizuku CDM CDM Aoi CDM Shizuku CMR CMR Aoi CMR Shizuku CM3D25 DEV Support
[2026/07/25] CrystalDiskInfo 9.9.2 | [2026/05/24] CrystalDiskMark 9.0.3 | [2026/03/31] CrystalMark Retro 2.1.0 | [2025/11/20] CrystalMark 3D25 1.0.0

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Crystal Dew World anniversary artwork
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Crystal Dew World 22nd Anniversary

Thanks to all of you, we are celebrating our 22nd anniversary!! Today, we release CrystalDiskMark 8 -Cecile-. So, I will start development of CrystalDiskInfo 9 ...
CrystalDiskMark NVMe SSD read and write results
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CrystalDiskMark 8.0.0

Download Standard Edition Shizuku Edition Change Log Changed UI library (Project Priscilla) Added 16bit color environment support Added Windows 10 Dark Mode sup...
Official character artwork
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Cool or Cute

You can also download wallpaper from SuishoShizuku.com. Download Cool Maid Cute Maid
CrystalDiskInfo showing SSD and hard drive health on Windows
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CrystalDiskInfo 8.6.0

Windows 10 Dark Mode support (Ver.1809 or later) CrystalDiskInfo supports Windows 10 Dark Mode using win32-darkmode library. Save Image & Text easily!! You ...
CrystalDiskMark measuring read and write speed on Windows
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CrystalDiskMark 7.0.0

Download Change List Rebuilt UI (HTML -> GDI) Changed Sequential Benchmark (Block Size 128KiB -> 1MiB) Changed Random Benchmark (Q8T8 -> Q32T16) Added Peak/Real...
CrystalDiskMark measuring read and write speed on Windows
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CrystalDiskMark 7 Beta1

If you have any comment, please send to e-mail hiyohiyo@crystalmark.info. Key New Features TEST: SEQ 8MiB BLK,  RND 4KiB Q32T16 UNIT: MB/s, GB/s, IOPS, μs UI: H...
Shizuku themed Windows PC build
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Shizuku PC

I created Suisho Shizuku PC which is only one in the world based on Fujitsu LIFEBOOK WU2/B3 (ja) .  

Crystal Dew World Archive: releases and historical updates

This collection helps Windows users browse announcements and releases connected with Crystal Dew World Archive. Archived posts provide useful history, while current product and download pages should be used to confirm supported systems, package choices, and the latest practical instructions.

For benchmark comparisons, record the software version, workload, target drive, test size, free capacity, power mode, and background activity. A change in any of these conditions can move the result significantly, so scores from different releases should not automatically be treated as equivalent.

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