The text you provided appears to be a specific filename or "release title" for a digital manga archive.
.tar is an archive format used to group multiple files together. The text you provided appears to be a
.zst indicates the archive has been compressed using , a fast compression algorithm. How to open this file The text you provided appears to be a
If you have zstd and tar installed, you can use: tar -I zstd -xf filename.tar.zst The text you provided appears to be a
This is the title of the manga series.
If you are looking for a place to read this legally, Oshioki Execute is a series often found through official digital manga platforms or tankōbon (collected volume) retailers in Japan.