50% audio for the whole map is way too low, also ideally you should adjust it to match each section, for example the volume clearly increases after 00:05:217 until 00:15:749, and kiai time
Kantan, Futsuu, and Muzukashii are all missing both 'Source' and 'Tags'. Ranking Criteria states that "Metadata must be consistent across all difficulties of a beatmap."
"Celoluna" does not have to be in tags, it's your current username and the map can be searched this way. You could instead put Celoluna666 (your old username) in tags