Uchujin (with guest vocalist Noko) is a Japanese music credit attributed to a collaboration featuring guest vocalist Noko. The project appears in this exact form on releases and catalog pages, so the full billing is important for accurate identification.
Rather than a standard solo artist entry, Uchujin functions as a project-style credit centered on a featured voice. Keeping Noko in the official name helps distinguish the project from similarly named entries and makes it easier to identify in anime-related music databases, release listings, and discographies. For search and catalog purposes, the safest reference is the complete credit: Uchujin (with guest vocalist Noko).
