The file extension refers to a compressed archive created with 7-Zip . Based on your query, "05-08.7z" most likely refers to one of two specific technical packages: Shogi AI: Tanuki "Háo" Evaluation Function
This refers to the file , released on May 8, 2023. 05-08.7z
It is a high-performance evaluation function often used in tournament-style Shogi engine builds. Retro Gaming: Super Bender Boot Disc The file extension refers to a compressed archive
It is currently archived as part of historical PS2 Software Development Kits on the Internet Archive. 💡 Key Tip released on May 8
やねうら王のビルド手順 · yaneurao/YaneuraOu Wiki - GitHub