: Some users use the term when looking for physical notebooks or logs to track their progress in the game or to mimic the "diary" aspect of the title.
The file you mentioned, Nais_Training_Diary_Uncen.rar , is a compressed archive containing an "uncensored" version of the game. In this context, "" likely refers to: File: Nais_Training_Diary_Uncen.rar ...
" Nai’s Training Diary " is a simulation game, typically available as an APK for Android, that belongs to a genre of visual novels similar to Teaching Feeling . : Some users use the term when looking