Seoul Southern District Prosecutors' Office returned the initial request citing insufficient grounds for detention. Police are conducting a supplementary investigation. Bang Si-Hyuk on stage for a photo during the “HYBE x Geffen Records Announce Contestants for Forthcoming Global Girl Group” event on August 28, 2023 in Santa Monica, California. Christopher Polk/Billboard Trending on Billboard South Korean police are taking a cautious stance on whether to re-file an arrest warrant for HYBE Chairman Bang Si-hyuk , who is accused of pocketing hundreds of billions of won in illicit gains by misleading investors ahead of the company’s IPO. At a regular press briefing held Monday (April 27) at the National Police Agency headquarters in Seoul’s Seodaemun district, an NPA official said: “The prosecution has requested supplementary investigation, and we are diligently reviewing those points.…