ahosaa --> star_wars/ahosaa
aprilfools --> april_fools
auom/old --> a_universe_of_magic/old
cosmicmother --> cosmic_mother
genshin --> genshin_impact
gup --> girls_und_panzer
idolmaster_alt --> idolmaster/alt
lovelive --> love_live
nikki --> nikkilatex
nothinglikethesun --> april_fools/nothing_like_the_sun
sailormoon --> sailor_moon
sg/elza --> super_goddess/elza
sg/irina --> super_goddess/irina 
sg/jennifer --> super_goddess/jennifer
sg/mothersday --> super_goddess/mothers_day
sg/niku0721 --> super_goddess/niku0721
sg/sg_comics --> super_goddess/comics
sg/shizuka --> super_goddess/shizuka
super_latex_saga --> crypticverse/super_latex_saga
triple_goddess --> ah_megami_sama/triple_goddess

Rules:
- No abbreviations
- All lowercase
- Underscores for spaces
- Hyphens (-sama, etc) become underscores
- Apostrophes or quotation marks are simply omitted (mother's --> mothers)