Given the lack of catalog records, the most likely scenario: — perhaps a voice-acted visual novel chapter or BL/yuri drama CD — uploaded to YouTube or SoundCloud and later archived as split files with a Latin Spanish fan dub.
Since this is a mature-rated title (H-anime), most mainstream streaming services won't carry it. If you are looking for this specific file, What is "Himawari wa Yoru ni Saku"? himawari wa yoru ni saku 01 audio latino 7 link
Siempre es recomendable revisar sitios legales como Crunchyroll o Netflix, que están expandiendo su catálogo de doblaje constantemente. Precauciones al buscar enlaces de descarga Given the lack of catalog records, the most